a lightbulb moment
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idiom

a lightbulb moment

Meaning
a sudden realization or understanding
Example
When I saw the results, I had a **lightbulb moment**.
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

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

a masterpiece

Meaning
an outstanding work of art or achievement
Example
Her latest sculpture is truly **a masterpiece**.
idiom

a piece of cake

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

ahead of the curve

Meaning
to be more advanced or innovative than others
Example
Their company is **ahead of the curve** in AI development.
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 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

all in good time

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

Meaning
a beautiful and charming smile
Example
She greeted everyone with **a million-dollar smile**.
idiom

a taste of your own medicine

Meaning
to experience the same unpleasantness you caused to others
Example
He was rude to everyone, but now he’s getting **a taste of his own medicine**.
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

answer for

Meaning
to be responsible for something and answer to others about it
Example
She had to **answer for** the mistakes made by her team.
idiom

at ease

Meaning
feeling relaxed and comfortable
Example
He felt completely **at ease** in the quiet garden.
idiom

age before beauty

Meaning
used humorously to let an older person go first
Example
He opened the door and said, '**Age before beauty**,' letting his grandmother enter first.
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 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

answer the call of duty

Meaning
to fulfill one's obligation, especially in a difficult situation
Example
Firefighters **answered the call of duty** during the massive fire.
idiom

AI arms race

Meaning
competition among companies or nations to lead in AI development
Example
Big tech companies are engaged in an **AI arms race**.
idiom

a pipe dream

Meaning
an unrealistic or impossible dream
Example
Owning a private island is just **a pipe dream** for most people.
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

ahead of time

Meaning
before the expected or planned time
Example
She finished her work **ahead of time**.
idiom

A bird in the hand is worth two in the bush

Meaning
It’s better to hold onto something you have than risk losing it by trying to get something better.
Example
I decided to keep the job offer I already have because **a bird in the hand is worth two in the bush**.
idiom

air out

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

Meaning
the world considered as a single community due to technology and communication
Example
The internet has turned the world into **a global village**.
idiom

a snowball effect

Meaning
a situation in which something increases in size or importance at a faster and faster rate
Example
The more followers she got, the more famous she became, creating **a snowball effect**.
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

At a snail’s pace

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

Meaning
a phrase used in a non-literal way for effect or emphasis
Example
When he said he could eat a horse, it was just **a figure of speech**.
idiom

act of kindness

Meaning
a single good deed or gesture to help others
Example
That was such a beautiful **act of kindness**.
idiom

a walking encyclopedia

Meaning
a person who knows a lot about many subjects
Example
Ask him anything about history—he’s **a walking encyclopedia**.
idiom

a game changer

Meaning
something that completely changes the way things are done
Example
The new technology is a **game changer** for the healthcare industry.
idiom

ace a test

Meaning
to do extremely well on a test
Example
He studied hard and managed to **ace the test**.
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

at death’s door

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

around the clock

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

apple of one’s eye

Meaning
someone who is cherished above others
Example
Her little 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

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

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 slip of the tongue

Meaning
a spoken mistake; saying something unintentionally
Example
It was just **a slip of the tongue**, I didn’t mean to offend you.
idiom

all smiles

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

adapt to new circumstances

Meaning
to adjust oneself to new situations or changes
Example
In order to survive in the changing world, we need to **adapt to new circumstances**.
idiom

a fair trial

Meaning
a trial where all sides are treated equally and justly
Example
The defendant demanded **a fair trial** to prove his innocence.
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

As old as the hills

Meaning
Very old or ancient
Example
That legend is **as old as the hills**.
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

a ray of hope

Meaning
a small sign of possible success or improvement
Example
The new treatment gave patients **a ray of hope**.
idiom

a wake-up call

Meaning
an event that makes someone realize they need to change
Example
Losing his job was a **wake-up call** for him.
idiom

Above reproach

Meaning
Completely honest and without fault.
Example
Her integrity is **above reproach**.
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 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

A truth universally acknowledged

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

after the storm comes the calm

Meaning
peace follows a period of trouble
Example
Stay patient; **after the storm comes the calm**.
idiom

a snowball's chance in hell

Meaning
no chance at all
Example
He has **a snowball's chance in hell** of winning the lottery.
idiom

A blueprint for success

Meaning
A detailed plan or strategy for achieving success.
Example
Hard work and consistency are **a blueprint for success**.
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 mind like a sieve

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

Meaning
A true friend is invaluable and precious.
Example
I've known her for years, and she's always been there for me; **a friend is a treasure**.
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

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 clean slate

Meaning
a fresh start; an opportunity to begin again without past mistakes
Example
He moved to a new city for **a clean slate**.
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 peaceful mind is a happy mind

Meaning
Mental calmness leads to happiness and contentment.
Example
She believes that **a peaceful mind is a happy 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 man of faith

Meaning
a person who strongly believes in a particular religion or principle
Example
He is known as **a man of faith** in his community.
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 pain in the neck

Meaning
someone or something that is very annoying
Example
That constant noise from the construction site is **a pain in the neck**.
idiom

a couch potato

Meaning
a person who spends a lot of time sitting and watching TV
Example
He’s become **a couch potato** since he lost his job.
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

a debt of gratitude

Meaning
a feeling of being grateful to someone who has helped you
Example
We owe **a debt of gratitude** to our mentors.
idiom

a vision for the future

Meaning
a clear idea or plan about what should happen in the future
Example
The CEO has **a vision for the future** of the company that will guide its growth.
idiom

At your own risk

Meaning
You are responsible for any possible danger or loss.
Example
You can enter the cave, but it’s **at your own risk**.
idiom

an open book

Meaning
someone who is easy to understand or very honest
Example
He’s **an open book**; you can always tell what he’s thinking.
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 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 hard row to hoe

Meaning
A difficult task or challenge.
Example
Getting this project done on time is going to be **a hard row to hoe**.
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 snake in the grass

Meaning
a secret enemy
Example
Be careful; there’s **a snake in the grass**.
idiom

a drama queen

Meaning
someone who exaggerates or overreacts to situations
Example
Stop acting like **a drama queen**; it’s not that serious.
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

A giant leap

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

a silver lining

Meaning
a positive aspect in a difficult situation
Example
Losing my job was tough, but the **silver lining** was that I found a better one.
idiom

a catnap

Meaning
a short, light sleep
Example
I took **a catnap** after lunch.
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

a piece of the puzzle

Meaning
a small part of a larger situation or problem
Example
Finding the right team is just **a piece of the puzzle** in creating a successful business.
idiom

Apple of my eye

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

At the drop of a hat

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

a peaceful resolution

Meaning
a solution that resolves a conflict calmly
Example
They reached **a peaceful resolution** after several discussions.
idiom

a fork in the road

Meaning
a point where a decision must be made; a choice between two or more options
Example
When you come to **a fork in the road**, you have to choose which way to go.
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 breakthrough

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

Meaning
very easy to do or understand
Example
For him, solving math problems is **as easy as ABC**.
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

a cog in the machine

Meaning
a small but essential part of a large system
Example
Every engineer is **a cog in the machine** that keeps the factory running.
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 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

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

Ask a million questions

Meaning
To be extremely curious and ask many questions.
Example
Kids often **ask a million questions** about everything.
idiom

a drop in the ocean

Meaning
a very small amount compared to what is needed
Example
The money they raised was just **a drop in the ocean** compared to the total cost.
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 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 work of art

Meaning
something very beautiful or skillfully made
Example
Her wedding dress was truly **a work of art**.
idiom

adapt to new surroundings

Meaning
to adjust to a new environment or situation
Example
After moving to a new city, it took her some time to **adapt to new surroundings**.
idiom

a party animal

Meaning
someone who loves going to parties
Example
My roommate is **a party animal**; she goes out every weekend.
idiom

a quick study

Meaning
someone who learns new things very fast
Example
She’s **a quick study** and mastered the topic in a day.
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.
idiom

A picture paints a thousand words

Meaning
A visual image can express complex ideas better than words
Example
Cultural symbols remind us that **a picture paints a thousand words**.
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 workaholic

Meaning
a person who works too much and finds it hard to stop
Example
He’s such **a workaholic**, even on weekends he works.
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**.