a roller coaster of emotions
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idiom

a roller coaster of emotions

Meaning
experiencing intense and fluctuating emotions
Example
Her life has been **a roller coaster of emotions** since the accident.
idiom

a run on the bank

Meaning
a situation where many people withdraw their money from a bank due to fear of collapse
Example
Rumors of insolvency caused **a run on the bank**.
idiom

a well-oiled machine

Meaning
a group that works efficiently and smoothly together
Example
Our team worked like **a well-oiled machine** during the event.
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

artificial brainpower

Meaning
intelligence or decision-making provided by AI systems
Example
The car relies on **artificial brainpower** to navigate through traffic.
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

At a snail’s pace

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

a bookworm

Meaning
a person who loves reading books
Example
She’s **a bookworm**; she spends hours in the library.
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

As green as grass

Meaning
Very inexperienced or new at something.
Example
He’s **as green as grass** in his new job.
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

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 shoulder to cry on

Meaning
someone who listens and supports you when you are sad
Example
She has always been **a shoulder to cry on** when I needed help.
idiom

a friend in need is a friend indeed

Meaning
a true friend helps you in difficult times
Example
When I was sick, Jane took care of me—**a friend in need is a friend indeed**.
idiom

a tough act to follow

Meaning
something so impressive that others find it hard to match or surpass
Example
His last performance was **a tough act to follow**.
idiom

a trusted ally

Meaning
a person or group that is trusted and reliable
Example
She has always been **a trusted ally** in our business ventures.
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

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

as strong as an ox

Meaning
very strong and powerful
Example
He’s **as strong as an ox** after years of training.
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

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

at breaking point

Meaning
so stressed or tired that one can hardly cope
Example
After working 80 hours this week, she’s **at breaking point**.
idiom

a fair game

Meaning
a situation where both parties have equal opportunities to succeed or compromise
Example
The terms of the contract were discussed until both sides agreed it was **a fair game**.
idiom

a few bricks short of a load

Meaning
a little stupid or crazy
Example
He tries hard, but he’s **a few bricks short of a load**.
idiom

a heavy heart

Meaning
a feeling of deep sadness or sorrow
Example
She left her hometown with **a heavy heart**.
idiom

A friend to all is a friend to none

Meaning
Someone who tries to please everyone may end up pleasing no one
Example
He is friendly to everyone, but he has no real close friends because **a friend to all is a friend to none**.
idiom

act on

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

a foot in the door

Meaning
to have a small opportunity to start working in a company or industry
Example
An internship is a great way to get **a foot in the door**.
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

Apple of my eye

Meaning
Someone you love dearly.
Example
Her son is the **apple of her eye**.
idiom

at your wits' end

Meaning
to be so worried or stressed that you don’t know what to do
Example
I’m **at my wits’ end** trying to finish all this work.
idiom

A golden opportunity

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

a political football

Meaning
an issue used by politicians for their own advantage
Example
Healthcare has become **a political football** in the country.
idiom

at the end of your rope

Meaning
to be extremely frustrated and have no patience left
Example
After dealing with delays all day, she was **at the end of her rope**.
idiom

all in the same boat

Meaning
in the same situation or facing the same challenges
Example
We're all **in the same boat**, so let's work together to solve this problem.
idiom

as luck would have it

Meaning
by chance; fortunately or unfortunately
Example
**As luck would have it**, I met my old friend at the airport.
idiom

all smiles

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

Meaning
a very mild punishment
Example
He got **a slap on the wrist** for such a serious offense.
idiom

A giant leap

Meaning
A significant advancement or achievement.
Example
Landing on the moon was **a giant leap** for mankind.
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

a piece of cake

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

a guiding light

Meaning
someone who inspires or leads others toward success
Example
Her courage became **a guiding light** for the whole team.
idiom

a kind heart

Meaning
a person who is generous and caring
Example
Her **kind heart** is what makes her loved by everyone.
idiom

A flash of inspiration

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

A little knowledge is a dangerous thing

Meaning
Knowing a small amount about something can lead to mistakes.
Example
**A little knowledge is a dangerous thing** — don’t try to fix it if you’re not an expert.
idiom

a full plate

Meaning
to be very busy or have many things to do
Example
I can’t join the trip now; I’ve got **a full plate**.
idiom

a fish out of water

Meaning
feeling uncomfortable in an unfamiliar situation
Example
She felt like **a fish out of water** at the new school.
idiom

at loggerheads

Meaning
in strong disagreement or conflict
Example
The two departments have been **at loggerheads** over the new policy.
idiom

A red herring

Meaning
A misleading clue or distraction intended to divert attention from the real issue.
Example
The new law was just a **red herring** to distract from the corruption scandal.
idiom

against the clock

Meaning
to do something as fast as possible because time is limited
Example
We were working **against the clock** to finish the project on time.
idiom

A pack of lies

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

artificial neural network

Meaning
an AI system designed to mimic the human brain's ability to recognize patterns and solve problems.
Example
The **artificial neural network** is capable of processing data in a way similar to the human brain.
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

A solid foundation

Meaning
A strong and reliable base or starting point.
Example
The success of this company is built on a **solid foundation** of hard work and dedication.
idiom

A Romeo

Meaning
A passionate lover or a romantic man.
Example
He acts like **a Romeo** around her.
idiom

apple of someone’s eye

Meaning
someone very precious or loved
Example
Her son is the **apple of her eye**.
idiom

at your breaking point

Meaning
to be very close to losing control due to stress
Example
After months of overwork, she was **at her breaking point**.
idiom

a lump in your throat

Meaning
feeling emotional or about to cry
Example
He felt **a lump in his throat** when he said goodbye.
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

ahead of the game

Meaning
to have an advantage or be well prepared
Example
She’s always **ahead of the game** with her planning.
idiom

as thick as two short planks

Meaning
very stupid or slow-witted
Example
He’s **as thick as two short planks**, bless him.
idiom

a miscarriage of justice

Meaning
a wrong or unfair decision by a court
Example
The innocent man’s imprisonment was **a miscarriage of justice**.
idiom

a rolling stone gathers no moss

Meaning
a person who keeps moving and exploring avoids boredom or stagnation
Example
**A rolling stone gathers no moss**, and he’s always on the move.
idiom

around the clock

Meaning
all day and all night; continuously
Example
Doctors worked **around the clock** to save the patients.
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

a roof over your head

Meaning
a place to live; a shelter
Example
At least we have **a roof over our heads**.
idiom

a slow learner

Meaning
someone who takes time to understand or learn things
Example
Don’t worry if you need more time—you’re just **a slow learner**.
idiom

algorithmic trading

Meaning
the use of algorithms to automate trading in financial markets
Example
Banks are increasingly using **algorithmic trading** to optimize their investments.
idiom

all work and no play

Meaning
a person who only works becomes dull and boring
Example
**All work and no play** makes Jack a dull boy.
idiom

a tough cookie

Meaning
someone who is strong and not easily upset
Example
She’s **a tough cookie**; nothing can discourage her.
idiom

a man of integrity

Meaning
someone who is honest and morally upright
Example
He is known as **a man of integrity** in the business world.
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

at the top of one’s game

Meaning
to be performing at one’s best level
Example
The athlete is **at the top of his game** this season.
idiom

a stroke of luck

Meaning
something good that happens by chance
Example
It was **a stroke of luck** that I found my lost wallet.
idiom

a sound mind in a sound body

Meaning
mental health depends on physical health
Example
**A sound mind in a sound body** is the key to a happy life.
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 bolt from the blue

Meaning
a sudden and unexpected event or news
Example
His resignation came **like a bolt from the blue**.
idiom

act the part

Meaning
to behave in a way that fits a particular role or situation
Example
If you want to be treated like a leader, you need to **act the part**.
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

A Catch-22

Meaning
A dilemma or difficult situation from which there is no escape because of mutually conflicting conditions.
Example
It’s a **Catch-22**—you can’t get a job without experience, but you can’t get experience without a job.
idiom

a barrel of laughs

Meaning
someone or something very funny or entertaining
Example
The new comedy show is **a barrel of laughs**.
idiom

a chatterbox

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

a go-getter

Meaning
someone who is very energetic and determined to succeed
Example
He’s **a go-getter** who never gives up on his goals.
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

as wise as an owl

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

alien invasion

Meaning
a sudden arrival or overwhelming presence of something unfamiliar
Example
The mall felt like an **alien invasion** during the sale.
idiom

a feather in one’s cap

Meaning
an achievement to be proud of
Example
Winning the national award was **a feather in his cap**.
idiom

a penny for your thoughts

Meaning
a way of asking someone what they are thinking about
Example
You look lost in thought — **a penny for your thoughts**?
idiom

Ahead of one’s time

Meaning
Having ideas or attitudes that are too advanced for the present.
Example
Her designs were ahead of her time.
idiom

air out

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

apology accepted

Meaning
used to say that you forgive someone
Example
Don’t worry, **apology accepted**.
idiom

a storybook ending

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

a breath of fresh air

Meaning
something new and refreshing
Example
Her positive attitude is **a breath of fresh air** in the office.
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

alive and kicking

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

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 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 Trojan horse

Meaning
Something intended to secretly undermine or bring harm from within.
Example
The malware acted as **a Trojan horse**, allowing hackers access to private data.
idiom

A battle of wits

Meaning
A contest or situation where people use intelligence or cleverness to outsmart each other.
Example
The negotiations were a true **battle of wits** between the two leaders.
idiom

a picture is worth a thousand words

Meaning
a visual image can express complex ideas better than words
Example
That photo truly proves that **a picture is worth a thousand words**.
idiom

a bug in the system

Meaning
a problem or error in a program or system
Example
There seems to be **a bug in the system** causing slow performance.
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

All hands on deck

Meaning
Everyone must work together or help with a task.
Example
We need **all hands on deck** to finish this project by tomorrow.
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

a golden goose

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

above the law

Meaning
not subject to the law; thinking one is untouchable by rules
Example
Some powerful people act as if they are **above the law**.
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

at death’s door

Meaning
very close to death
Example
He was **at death’s door** before the doctors saved him.
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

a win-win situation

Meaning
a situation where everyone benefits
Example
Merging the two companies created **a win-win situation** for both parties.
idiom

a mind is a terrible thing to waste

Meaning
it is a waste not to use your mental abilities
Example
You should keep learning, **a mind is a terrible thing to waste**.
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

a job well done

Meaning
a task completed with great success
Example
The project was completed ahead of schedule, truly **a job well done**.
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 nervous wreck

Meaning
Someone who is very worried or upset.
Example
He’s **a nervous wreck** before every exam.
idiom

A true friend is one who stands by you

Meaning
A true friend will be there for you during difficult times
Example
Even in the worst of times, she proved to be a true friend. **A true friend is one who stands by you**.