backpropagation
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idiom

backpropagation

Meaning
a learning algorithm used in neural networks to minimize error by adjusting weights through the network
Example
The **backpropagation** algorithm helps in optimizing the neural network's performance.
phrasal-verb

back someone up

Meaning
to support or defend someone in a team or argument
Example
During the debate, my teammates **backed me up** when I presented my point.
idiom

boil down to

Meaning
to have something as the main point or reason
Example
The argument **boiled down to** a simple misunderstanding.
phrasal-verb

buckle down on

Meaning
to start working seriously on something important
Example
I have to **buckle down on** my thesis this weekend.
idiom

bite the dust

Meaning
to fail or be defeated
Example
Several small startups **bit the dust** last year.
idiom

behind enemy lines

Meaning
in a hostile or dangerous situation
Example
Journalists were working **behind enemy lines** to report the truth.
idiom

bring home the bacon

Meaning
to earn money to support the family
Example
He works hard every day to **bring home the bacon**.
phrasal-verb

boom out

Meaning
to grow or expand rapidly
Example
The tech sector has **boomed out** in the last few years.
phrasal-verb

bring in

Meaning
to introduce something new, such as a law, idea, or practice; to implement
Example
The organization decided to **bring in** new policies to promote inclusivity.
idiom

busy as a bee

Meaning
very active or hardworking
Example
She’s **as busy as a bee** preparing for the wedding.
phrasal-verb

bring partners on board

Meaning
to involve or include other organizations or stakeholders
Example
The initiative **brought partners on board** to strengthen cooperation.
idiom

bottom line

Meaning
the most important point; the final result or profit
Example
The **bottom line** is that trade deficits are increasing.
phrasal-verb

be indebted to

Meaning
to feel deeply thankful or obliged to someone
Example
I’ll always **be indebted to** my mentor for his guidance.
phrasal-verb

build wealth

Meaning
to accumulate money and assets over time
Example
She plans to **build wealth** through smart investments and saving strategies.
phrasal-verb

be skeptical of

Meaning
to have doubts about the truth or value of something
Example
Many people are **skeptical of** online reviews.
phrasal-verb

build inner strength

Meaning
to develop mental and emotional toughness
Example
Meditation helps you **build inner strength** and calmness.
phrasal-verb

bring in capital

Meaning
to attract or generate investment money
Example
The government is trying to **bring in capital** from foreign investors.
phrasal-verb

burst with

Meaning
to be full of a strong emotion like happiness or excitement
Example
The children were **bursting with** excitement on their birthday.
idiom

burning the candle at both ends

Meaning
working very hard without enough rest
Example
He is **burning the candle at both ends** with two jobs.
phrasal-verb

balance out trade

Meaning
to make exports and imports more equal in value
Example
The government aims to **balance out trade** by promoting local industries.
phrasal-verb

build upon agreements

Meaning
to develop or improve international agreements that already exist
Example
The summit aimed to **build upon agreements** made in previous meetings.
phrasal-verb

break news to

Meaning
to share important or upsetting information with someone
Example
He had to **break news to** his editor about the source backing out.
phrasal-verb

build connections with

Meaning
to form positive relationships with people from other cultures
Example
He tried to **build connections with** his colleagues from various countries.
phrasal-verb

bring in investors

Meaning
to attract people who will invest money
Example
The startup managed to **bring in** several new investors this year.
idiom

build up your confidence

Meaning
to gradually become more confident
Example
Public speaking can help you **build up your confidence**.
idiom

break the clutter

Meaning
to stand out in a crowded or competitive market
Example
A good tagline can help a brand **break the clutter**.
idiom

bubbling with joy

Meaning
very happy and excited
Example
The children were **bubbling with joy** after receiving their gifts.
idiom

Building castles in the air

Meaning
To have unrealistic or impractical plans or dreams.
Example
She’s always **building castles in the air**, dreaming of a perfect world.
phrasal-verb

blend across cultures

Meaning
to combine or mix aspects from different cultural backgrounds
Example
Modern cuisine often **blends across cultures** to create new flavors.
phrasal-verb

beam with

Meaning
to smile widely because of happiness or pride
Example
He **beamed with** pride when his daughter won the competition.
phrasal-verb

back out of agreement

Meaning
to withdraw from an agreement or promise
Example
The government suddenly **backed out of agreement** with its allies.
idiom

butter wouldn’t melt in their mouth

Meaning
someone who looks innocent but might not be
Example
She looks so sweet—**butter wouldn’t melt in her mouth**.
idiom

blue chip company

Meaning
a large, reliable, and financially stable company
Example
Investors prefer to put their money into **blue chip companies**.
idiom

bolt from the blue

Meaning
a sudden and unexpected event
Example
The project cancellation came as a **bolt from the blue**.
phrasal-verb

bring back confidence

Meaning
to restore people's trust or optimism
Example
New trade policies are designed to **bring back confidence** in investors.
phrasal-verb

bottle under

Meaning
to collapse mentally or emotionally due to pressure
Example
He finally **bottled under** the pressure of constant deadlines.
phrasal-verb

back down on

Meaning
to withdraw or concede a position after opposition
Example
The government refused to **back down on** its stance regarding foreign aid.
idiom

betray someone's trust

Meaning
to break someone's confidence in you
Example
She would never **betray your trust**.
idiom

balance the books

Meaning
to make sure income and expenses are equal
Example
The accountant worked late to **balance the books**.
idiom

brush up on

Meaning
to improve one’s skill or knowledge
Example
She decided to **brush up on** her painting techniques.
idiom

brighten up

Meaning
to become happier or more cheerful
Example
Her face **brightened up** when she saw her friends.
phrasal-verb

build empathy with

Meaning
to develop understanding and compassion toward people from different cultures
Example
Cultural exchange programs help students **build empathy with** others.
idiom

blow your own trumpet

Meaning
to boast or brag about your achievements
Example
He never stops **blowing his own trumpet** about his success.
phrasal-verb

bring in foreign investment

Meaning
to attract money from other countries for business or development
Example
The government is trying to **bring in foreign investment** to boost economic growth.
idiom

blood is thicker than water

Meaning
family relationships are stronger than others
Example
He helped his brother because **blood is thicker than water**.
phrasal-verb

blunder into

Meaning
to enter or do something by mistake
Example
He **blundered into** the wrong meeting room.
idiom

brave the storm

Meaning
to face great difficulties with courage
Example
They **braved the storm** to rescue the stranded people.
phrasal-verb

build yourself up

Meaning
to increase your confidence or strength gradually
Example
She **built herself up** by practicing every day.
idiom

bull market

Meaning
a period when prices of stocks are rising
Example
Investors are optimistic during a **bull market**.
phrasal-verb

bring up old issues

Meaning
to mention past problems during a new argument
Example
He always **brings up old issues** whenever they argue.
phrasal-verb

branch into

Meaning
to expand a company into new areas or markets
Example
The company plans to **branch into** Southeast Asian markets next year.
idiom

bad luck

Meaning
unfortunate or unlucky situation
Example
It’s just **bad luck** that it rained on our picnic day.
idiom

brand awareness

Meaning
the extent to which consumers are familiar with a brand
Example
Our main goal is to increase **brand awareness** through social media.
idiom

bottle up feelings

Meaning
to keep emotions inside without expressing them
Example
It's not healthy to **bottle up your feelings** for too long.
phrasal-verb

build on achievements

Meaning
to use past successes as a foundation for further progress
Example
He aims to **build on achievements** and reach new goals this year.
idiom

behind the times

Meaning
old-fashioned or not keeping up with modern ideas
Example
My uncle still uses a typewriter—he’s **behind the times**.
phrasal-verb

build towards

Meaning
to develop something gradually to reach a goal
Example
He is slowly **building towards** his dream project.
idiom

back out

Meaning
to withdraw from an agreement or commitment
Example
They can’t **back out** after signing the contract.
phrasal-verb

build on

Meaning
to use your past success or experience to improve or achieve more
Example
We should **build on** our previous success to reach higher goals.
phrasal-verb

break down into

Meaning
to divide something into smaller parts
Example
Let's **break down** the project **into** smaller tasks.
phrasal-verb

blend across

Meaning
to mix or merge cultures or systems from different areas
Example
Global cuisines often **blend across** traditions and tastes.
idiom

break even

Meaning
to have equal income and expenses, neither profit nor loss
Example
The company finally **broke even** after three years.
phrasal-verb

break open

Meaning
to release repressed emotions or feelings
Example
The movie made me **break open** and finally cry.
idiom

be accountable for

Meaning
to be responsible for something and able to explain it
Example
As the team leader, he is **accountable for the project's outcome**.
phrasal-verb

bring out clarity

Meaning
to make thoughts or feelings clearer
Example
Writing in a journal can **bring out clarity** about what you truly feel.
idiom

be your own biggest fan

Meaning
to appreciate and believe in yourself
Example
You should **be your own biggest fan** to stay motivated.
idiom

beyond the rainbow

Meaning
to hope for something wonderful or dreamlike
Example
She believes her dreams lie **beyond the rainbow**.
idiom

bite the bullet

Meaning
to decide to do something difficult or unpleasant that one has been putting off or hesitating about
Example
I decided to **bite the bullet** and finish my homework.
phrasal-verb

bring together

Meaning
to unite people for a purpose
Example
Family events **bring together** everyone and strengthen bonds.
idiom

buy a lemon

Meaning
to buy something that is defective or worthless
Example
He **bought a lemon** when he got that used car.
phrasal-verb

budget for

Meaning
to plan how much money will be needed for something
Example
We need to **budget for** our new marketing campaign.
idiom

beyond the pale

Meaning
outside acceptable rules or standards
Example
His behavior was **beyond the pale**.
idiom

by the skin of one’s teeth

Meaning
To narrowly escape or achieve something by a very small margin.
Example
I passed the exam **by the skin of my teeth**.
phrasal-verb

build confidence through practice

Meaning
to become more self-assured by repeated practice
Example
You can **build confidence through practice** in public speaking.
phrasal-verb

bring down trade barriers

Meaning
to reduce or remove obstacles that limit international trade
Example
Efforts are being made to **bring down trade barriers** between neighboring countries.
phrasal-verb

break into new markets

Meaning
to successfully enter a new market or industry
Example
The startup managed to **break into new markets** with its AI-powered tools.
phrasal-verb

break out in

Meaning
to suddenly develop something on the skin (like a rash)
Example
He **broke out in** a rash after eating seafood.
idiom

beam me up

Meaning
to leave a place quickly or escape an unpleasant situation
Example
This meeting is so boring—someone please **beam me up**!
idiom

bite your tongue

Meaning
to stop yourself from saying something you want to say
Example
I had to **bite my tongue** when my boss took credit for my work.
idiom

beg to differ

Meaning
to politely disagree with someone
Example
I **beg to differ**, but I think your conclusion is incorrect.
idiom

blue sky thinking

Meaning
creative and visionary thinking that ignores practical limitations
Example
Let's engage in some **blue sky thinking** to come up with innovative solutions.
idiom

bring down

Meaning
to make someone feel sad or to reduce something
Example
Don’t let one rude comment **bring down** your confidence.
phrasal-verb

build peace within

Meaning
to create a sense of calm and balance in your mind
Example
Meditation helps you **build peace within** and stay centered.
idiom

behind schedule

Meaning
later than planned or expected
Example
The flight is **behind schedule** because of the storm.
phrasal-verb

break off communication

Meaning
to stop communicating suddenly or intentionally
Example
After the argument, they **broke off communication** for months.
idiom

Break like the wind

Meaning
To move or pass quickly; sometimes used humorously.
Example
He ran **like the wind** to catch the bus.
idiom

blind experiment

Meaning
a test conducted without participants knowing certain information to prevent bias
Example
The scientists conducted a **blind experiment** to ensure accuracy.
phrasal-verb

build up wealth

Meaning
to gradually increase the amount of money or assets you own
Example
It takes years of discipline to **build up wealth** and achieve financial freedom.
phrasal-verb

build up stamina

Meaning
to increase strength or endurance gradually
Example
Running regularly helps to **build up stamina**.
phrasal-verb

build flexibility into

Meaning
to include adaptability as a part of a system or plan
Example
We need to **build flexibility into** our workflow to handle changes easily.
idiom

beyond reasonable doubt

Meaning
without any logical uncertainty
Example
The jury found him guilty **beyond reasonable doubt**.
phrasal-verb

build on small wins

Meaning
to use minor achievements as motivation for bigger goals
Example
Try to **build on small wins** to gain more confidence.
idiom

batten down

Meaning
to secure something tightly in preparation for trouble
Example
Residents will **batten down** their windows before the storm.
phrasal-verb

base on

Meaning
to use something as a foundation or starting point
Example
The conclusion is **based on** reliable evidence.
phrasal-verb

build upon achievements

Meaning
to use previous successes as a foundation for further progress
Example
He decided to **build upon achievements** from last year to reach new goals.
phrasal-verb

bring about change

Meaning
to cause something to happen; to make change occur
Example
A good leader can bring about change in any organization.
idiom

bury your head in the sand

Meaning
to ignore a problem hoping it will go away
Example
We can’t **bury our heads in the sand** about climate change any longer.
idiom

book someone

Meaning
to officially charge someone with a crime
Example
The police **booked** him for theft.
phrasal-verb

breathe through stress

Meaning
to manage tension or anxiety using breathing techniques
Example
When you feel pressure, **breathe through stress** slowly and deeply.
idiom

be all smiles

Meaning
to look very happy and cheerful
Example
She was **all smiles** after hearing the good news.
idiom

Born and bred

Meaning
Having lived all one’s life in a particular place and influenced by its culture
Example
She’s a Dhaka **born and bred** woman.
phrasal-verb

buckle up

Meaning
to fasten your seatbelt for safety
Example
Don’t forget to **buckle up** before the car moves.
idiom

bend over backwards

Meaning
to make a great effort to help or please someone
Example
She **bent over backwards** to make the event successful.
idiom

black sheep

Meaning
a person who is considered a disgrace to a group or family
Example
He is the **black sheep** of the family.
phrasal-verb

blend together

Meaning
to combine or mix different elements harmoniously
Example
The festival helps different cultures **blend together** beautifully.
phrasal-verb

bring in new ideas

Meaning
to introduce creative thoughts or plans
Example
Leaders should **bring in new ideas** to improve team performance.
phrasal-verb

break away from

Meaning
to stop being part of something or someone’s influence
Example
He wants to **break away from** his parents’ control.
phrasal-verb

blow up with anger

Meaning
to suddenly become very angry
Example
He **blew up with anger** when he heard the news.
idiom

birds of a feather

Meaning
people with similar interests or characteristics
Example
Tom and Jerry are always together—**birds of a feather**.
idiom

backseat driver

Meaning
a person who gives unwanted advice or direction
Example
Don't be a **backseat driver**, let me handle it.
idiom

be there for someone

Meaning
to support or help someone when they need it
Example
True friends **are there for you** when you need them.
phrasal-verb

bring in money

Meaning
to generate income or revenue
Example
The new policy helped the government **bring in money** from foreign investors.
phrasal-verb

bring out ideas

Meaning
to encourage others to share creative thoughts
Example
Good leaders know how to **bring out ideas** from their team.
idiom

beyond the scope

Meaning
outside the planned or expected area of focus
Example
The new feature was beyond the scope of the original project but added great value.
phrasal-verb

build in

Meaning
to include something as a part of a system or process
Example
Our company has **built in** flexibility to adapt to market changes.
phrasal-verb

believe in

Meaning
to have confidence in someone or something
Example
You need to **believe in** yourself if you want to succeed.
phrasal-verb

back off from

Meaning
to stop being involved in a situation; to retreat from confrontation
Example
He decided to **back off from** the argument before it got worse.
idiom

beta test

Meaning
to test a product before official release
Example
We are going to **beta test** our app next week.
phrasal-verb

break out of comfort zone

Meaning
to do something that is new or challenging for personal growth
Example
To grow as a person, you must **break out of your comfort zone**.
idiom

beyond one’s grasp

Meaning
too difficult to understand or achieve
Example
Quantum physics is **beyond my grasp** right now.
idiom

block out

Meaning
to ignore distractions or unpleasant thoughts
Example
She tried to **block out** the noise and continue working.