a Eureka moment
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idiom

a Eureka moment

Meaning
a moment of sudden discovery or realization
Example
He had **a Eureka moment** when he solved the equation.
idiom

a slippery slope

Meaning
a course of action that seems to lead to undesirable or dangerous consequences
Example
Starting to ignore small violations can lead to **a slippery slope** of bigger legal issues.
idiom

a gray area

Meaning
a situation or topic that is not clear or that can be understood in more than one way
Example
The question of intellectual property rights in the digital age is still **a gray area**.
idiom

a window of opportunity

Meaning
a short period when one has a chance to act effectively
Example
We have **a window of opportunity** to finalize the deal this week.
idiom

a good Samaritan

Meaning
a person who helps others in need
Example
A **good Samaritan** helped the injured man on the road.
idiom

a breakthrough

Meaning
a significant discovery or achievement in science or research
Example
The team made **a breakthrough** in cancer research.
idiom

a shoulder to lean on

Meaning
someone to give you support and comfort
Example
She’s always been **a shoulder to lean on** for me.
idiom

as fit as a fiddle

Meaning
in very good health
Example
My grandfather is 80 but still **as fit as a fiddle**.
idiom

a social butterfly

Meaning
someone who is very social and enjoys meeting people
Example
He’s **a social butterfly**, always at some event or gathering.
idiom

a splash of color

Meaning
a small amount of bright color added for effect
Example
Add **a splash of color** to make the room lively.
idiom

A truth universally acknowledged

Meaning
A widely accepted truth or belief.
Example
**A truth universally acknowledged** is that honesty is important.
idiom

A golden opportunity

Meaning
a very good chance to do something
Example
Getting this scholarship is **a golden opportunity** for you.
idiom

air gap

Meaning
a physical separation between secure and insecure systems
Example
Critical networks are kept **air-gapped** to prevent unauthorized access.
idiom

a dream come true

Meaning
something that happens which you always wished for
Example
Getting that scholarship was **a dream come true** for her.
idiom

addiction to something

Meaning
a strong and harmful need to do or use something
Example
He is struggling with his **addiction to smoking**.
idiom

a golden goose

Meaning
a source of continuous wealth or profit
Example
Their subscription service has become **a golden goose** for the company.
idiom

an out of this world experience

Meaning
an extraordinary or exceptional experience
Example
The view from the space station was truly **an out of this world experience**.
idiom

At a snail’s pace

Meaning
Very slowly.
Example
The traffic was moving **at a snail’s pace**.
idiom

a man of his word

Meaning
a person who keeps their promises
Example
He’s **a man of his word**, you can trust him.
idiom

All for one and one for all

Meaning
Everyone in the group works together for the common good.
Example
In our company, we believe in the motto, **all for one and one for all**.
idiom

against the odds

Meaning
to succeed despite many difficulties or challenges
Example
They won the game **against all odds**, proving their hard work paid off.
idiom

air out

Meaning
to let fresh air into a space
Example
Open the windows to **air out** the room.
idiom

A political animal

Meaning
A person who is very interested in politics and has a talent for it
Example
He’s known to be a real **political animal**.
idiom

a chatterbox

Meaning
someone who talks a lot, especially a child
Example
My little sister is **a chatterbox**; she never stops talking.
idiom

all smiles

Meaning
very happy and cheerful
Example
He was **all smiles** after hearing the compliment.
idiom

a game plan

Meaning
a strategy or plan of action
Example
We need a clear **game plan** before we start the meeting.
idiom

a daydreamer

Meaning
someone who spends a lot of time thinking about pleasant things rather than working
Example
She’s **a daydreamer** who often forgets what she’s doing.
idiom

AI accountability

Meaning
the responsibility of developers and organizations to ensure AI systems act fairly, safely, and ethically.
Example
Ensuring **AI accountability** is essential to avoid harmful consequences in society.
idiom

A goal without a plan is just a wish

Meaning
Having a goal without a clear plan makes it unlikely to succeed.
Example
Don’t just dream, remember **a goal without a plan is just a wish**.
idiom

all in good time

Meaning
something will happen eventually; be patient
Example
**All in good time**, you’ll see the results soon.
idiom

a brainwave

Meaning
a sudden clever idea or solution
Example
I had **a brainwave** and realized how to fix the issue.
idiom

ace the test

Meaning
to perform extremely well on an exam or task
Example
She **aced the test** and got the highest score.
idiom

a rip-off

Meaning
something that is too expensive or not worth its price
Example
That restaurant is **a rip-off**; the food is not worth the money.
idiom

a learning curve

Meaning
the process of learning something new, especially one that requires time and effort
Example
There was a steep **learning curve** when I first started the project.
idiom

a tough call

Meaning
a difficult decision to make
Example
Choosing between the two offers was **a tough call**.
idiom

adapt or perish

Meaning
to survive, one must adjust to the new conditions
Example
In the business world, it's all about **adapt or perish**.
idiom

A snapshot of

Meaning
A brief look or summary of something
Example
The report gives **a snapshot of** our company's performance.
idiom

a rollercoaster of emotions

Meaning
to experience very high and very low emotional states in a short time
Example
The week was **a rollercoaster of emotions**, with moments of joy and sadness.
idiom

A nest egg

Meaning
A sum of money saved for the future or retirement.
Example
He built up a **nest egg** for his children's education.
idiom

a gift from the heavens

Meaning
a blessing or something very special
Example
Her support during the tough times was **a gift from the heavens**.
idiom

A leap of faith

Meaning
Believing in something even without evidence or proof.
Example
When she took the job offer, it was truly **a leap of faith**.
idiom

a piece of cake

Meaning
something that is very easy to do
Example
The exam was **a piece of cake** for me.
idiom

a bitter pill to swallow

Meaning
an unpleasant fact or situation to accept
Example
Losing the championship was **a bitter pill to swallow** for the team.
idiom

add fuel to the fire

Meaning
to make a bad situation worse
Example
Your comments **added fuel to the fire**.
idiom

at the cutting edge

Meaning
at the most advanced position in a field
Example
The lab is **at the cutting edge** of medical research.
idiom

As far as I can tell

Meaning
As I understand; based on what I know
Example
As far as I can tell, everything is fine.
idiom

A flash of inspiration

Meaning
A sudden creative idea
Example
He had **a flash of inspiration** while working late at night.
idiom

against the ropes

Meaning
in a difficult situation or near defeat
Example
The company was **against the ropes**, but it managed to recover.
idiom

a peace of mind

Meaning
a state of mental and emotional calmness
Example
After the long vacation, she finally got **a peace of mind**.
idiom

agree to disagree

Meaning
to accept that you have different opinions and stop arguing
Example
We’ll just **agree to disagree** on this topic.
idiom

a heart of steel

Meaning
someone who is emotionally strong and unyielding
Example
Despite all the challenges, he handled everything with **a heart of steel**.
idiom

a step in the right direction

Meaning
a small action that leads to progress towards a goal
Example
Completing the first phase of the project is definitely **a step in the right direction**.
idiom

a leopard can't change its spots

Meaning
someone cannot change their inherent nature or characteristics
Example
No matter how hard he tries, **a leopard can't change its spots**.
idiom

a mind like a sieve

Meaning
to have a very bad memory
Example
He forgets everything; he has **a mind like a sieve**.
idiom

A true friend is the greatest of all blessings

Meaning
A true friend is the most valuable gift one can have
Example
I consider myself lucky to have you as my friend. **A true friend is the greatest of all blessings**.
idiom

a thorn in the flesh

Meaning
something or someone that causes continuous trouble or annoyance
Example
The new regulations have been **a thorn in the flesh** for small business owners.
idiom

anchors aweigh

Meaning
Ready to depart or begin a journey.
Example
With our bags packed, it’s **anchors aweigh** for the road trip!
idiom

a little bird told me

Meaning
someone told me something secretly
Example
A **little bird told me** that you got a new job.
idiom

as honest as the day is long

Meaning
completely honest and trustworthy
Example
Everyone knows that Tom is **as honest as the day is long**.
idiom

a trip down memory lane

Meaning
to remember pleasant events from the past
Example
Looking through old photos was **a trip down memory lane**.
idiom

A watched pot never boils

Meaning
Time feels longer when you are waiting for something.
Example
Don't keep looking at the clock; **a watched pot never boils**.
idiom

ahead of its time

Meaning
to be unusually advanced or innovative for its era
Example
That invention was **ahead of its time**.
idiom

act on

Meaning
to respond to information with action
Example
We need to **act on** the survey results immediately.
idiom

a fool and his money are soon parted

Meaning
people who are careless with their money will lose it quickly
Example
He spent all his money on useless gadgets; **a fool and his money are soon parted**.
idiom

a bone of contention

Meaning
a subject of disagreement or dispute
Example
Money has always been **a bone of contention** between them.
idiom

A rising tide lifts all boats

Meaning
When the economy improves, everyone benefits to some extent.
Example
When the new policies boosted trade, people said that **a rising tide lifts all boats**.
idiom

A hit piece

Meaning
A story or article intended to damage someone's reputation, often in a biased or unfair way.
Example
The editor criticized the paper for publishing such a **hit piece** on the politician.
idiom

Air time

Meaning
The amount of time something is broadcast on TV or radio
Example
The charity event got a lot of **air time** on local stations.
idiom

a stepping stone

Meaning
an event or experience that helps one to progress
Example
This internship was **a stepping stone** to my career.
idiom

above board

Meaning
honest and legal; without deceit
Example
Their business deal was completely **above board**.
idiom

at each other’s throats

Meaning
to be in constant conflict or fighting
Example
The two brothers were **at each other’s throats** all day.
idiom

a political hot potato

Meaning
a controversial or sensitive political issue
Example
Immigration has become **a political hot potato** in the country.
idiom

a paradigm shift

Meaning
a fundamental change in approach or underlying assumptions
Example
The invention of the internet marked a **paradigm shift** in communication and information sharing.
idiom

a clean bill of health

Meaning
a report confirming good health
Example
The doctor gave me **a clean bill of health** after the check-up.
B1 idiom

all ears

Listening very attentively
Meaning
Listening very attentively
Example
When the teacher started explaining the concept, the students were all ears.
When the teacher started explaining the concept, the students were all ears.
idiom

a whole new ball game

Meaning
a completely new or different situation; something that changes the way things are done.
Example
Starting a business from scratch is **a whole new ball game**.
idiom

a long shot

Meaning
something that has a very small chance of success
Example
Winning the competition is **a long shot**, but we’ll try.
idiom

a chapter of one’s life

Meaning
a period or stage in someone’s life
Example
Leaving college was the end of an important **chapter of her life**.
idiom

at war with oneself

Meaning
to be conflicted or struggling internally
Example
She is **at war with herself** about the decision to move abroad.
idiom

artificial instinct

Meaning
a machine’s ability to make decisions that seem natural or human-like
Example
The new model shows a kind of **artificial instinct** while driving.
idiom

a burning desire

Meaning
a strong and intense wish to achieve something
Example
She has **a burning desire** to become the best in her field.
idiom

at a crossroads

Meaning
at a point where a decision must be made
Example
After years of travel, she found herself **at a crossroads** in life.
idiom

A Pandora’s box

Meaning
A source of endless complications or trouble.
Example
Discussing that topic will open a **Pandora’s box** of complaints.
idiom

algorithm

Meaning
a set of rules or instructions for solving a problem or performing a task
Example
The **algorithm** sorts the data into categories.
idiom

a glimmer of hope

Meaning
a small sign of improvement or success in a difficult situation
Example
Even in the hardest times, he never gave up because there was always **a glimmer of hope**.
idiom

a storybook ending

Meaning
a perfect or happy ending, like in a fairy tale
Example
Their wedding was a true **storybook ending**.
idiom

An old friend is better than two new ones

Meaning
Long-time friends are more valuable than new ones.
Example
I trust John more than anyone else—**an old friend is better than two new ones**.
idiom

An ear to the ground

Meaning
To be aware of what is happening around you.
Example
If you want to succeed in business, always keep **an ear to the ground**.
idiom

at the end of the rope

Meaning
to have no more patience or strength left to deal with a problem
Example
She’s **at the end of her rope** trying to manage her work and family together.
idiom

at the back of one's mind

Meaning
something that one is not actively thinking about but is still aware of
Example
The fear of failure was always **at the back of his mind**.
idiom

artificial empathy

Meaning
AI's ability to simulate or mimic human emotions
Example
The robot therapist shows **artificial empathy** during sessions.
idiom

at the eleventh hour

Meaning
at the very last moment
Example
He submitted his assignment **at the eleventh hour**.
idiom

a kingmaker

Meaning
someone who has influence in the selection or appointment of a leader
Example
The senator has become **a kingmaker** in the current presidential race.
idiom

architectural eye candy

Meaning
something that is visually appealing but may lack substance or functionality
Example
The new skyscraper in the city is just **architectural eye candy**.
idiom

A tough row to hoe

Meaning
A difficult task or situation to handle.
Example
Starting a new business is **a tough row to hoe**.
idiom

a blank slate

Meaning
a person with no prior knowledge or experience
Example
He came to the school like a **blank slate**.
idiom

a bundle of joy

Meaning
someone or something that brings great happiness
Example
Their new baby is **a bundle of joy** for the family.
idiom

against all odds

Meaning
despite great difficulties or challenges
Example
She succeeded **against all odds** and became a doctor.
idiom

adapt to the changing times

Meaning
to adjust to new conditions or circumstances
Example
In order to survive in this fast-paced world, you must **adapt to the changing times**.
idiom

a blank page

Meaning
a new beginning; an opportunity to start fresh
Example
After graduation, she saw her life as **a blank page** waiting to be written.
idiom

act out

Meaning
to perform or express emotions through actions
Example
Children often **act out** their frustrations.
idiom

at peace with oneself

Meaning
feeling calm and accepting of oneself
Example
She felt **at peace with herself** after making the decision.
idiom

a brush with fame

Meaning
a brief encounter or experience with a famous person
Example
During the exhibition, I had **a brush with fame** when I met a renowned painter.
idiom

a thing of the past

Meaning
something that no longer exists or happens
Example
With smartphones, landline phones are **a thing of the past**.
idiom

a universe of possibilities

Meaning
endless opportunities or options
Example
Technology has opened **a universe of possibilities**.
idiom

a fine line

Meaning
a very small difference between two things
Example
There’s **a fine line** between genius and madness in art.
idiom

a smoke-filled room

Meaning
a place where powerful people make secret political decisions
Example
The policy was decided in **a smoke-filled room**, not in public.
idiom

a dark horse

Meaning
a person who keeps their skills or plans secret until an important moment
Example
Nobody expected her to win; she was **a dark horse**.
idiom

as wise as an owl

Meaning
very wise or knowledgeable
Example
My grandfather is **as wise as an owl**.
idiom

a man with a mission

Meaning
a person with strong purpose and determination to achieve something
Example
He’s **a man with a mission** to change the way we think about education.
idiom

A pack of lies

Meaning
A complete set of false statements.
Example
His excuse was nothing but **a pack of lies**.
idiom

At the end of one’s rope

Meaning
To be so tired or frustrated that you can’t deal with anything more.
Example
After working nonstop for weeks, I was **at the end of my rope**.
idiom

as fresh as a daisy

Meaning
full of energy and not tired
Example
Even after the hike, she looked **as fresh as a daisy**.
idiom

alive and kicking

Meaning
still healthy and full of life
Example
My grandmother is 90 but still **alive and kicking**.
idiom

a no-brainer

Meaning
something that is very easy to understand or decide
Example
The solution to the problem was **a no-brainer**.
idiom

At the drop of a hat

Meaning
Immediately; without hesitation.
Example
He’s ready to help **at the drop of a hat**.
idiom

a clear conscience

Meaning
a state of being free from guilt or regret
Example
She could sleep soundly at night because she had **a clear conscience**.
idiom

a change of heart

Meaning
a change in one’s opinion or feelings
Example
She had **a change of heart** and decided to stay.
idiom

a stroke of genius

Meaning
a brilliant and creative idea
Example
Her design was **a stroke of genius**.
idiom

a power play

Meaning
a strategic move to gain control or influence over a situation
Example
His decision to challenge the leader was a clear **power play**.
idiom

a law unto oneself

Meaning
someone who acts independently and ignores rules
Example
He’s **a law unto himself**, never following company policies.