What is meant by a boom?

Britannica Dictionary definition of BOOM

: a long pole attached to the bottom of a sailboat's sail

: a long pole used to hold a microphone in position from a distance

: a floating barrier used on a river, lake, or harbor to catch floating objects, to keep boats from entering, or to prevent an oil spill from spreading

  • Large booms were brought in to help contain the oil spill.

PresentI, you, we, theyboomhe, she, itbooms > View More PastI, you, he, she, it, we, theyboomedPresent perfectI, you, we, theyhave boomedhe, she, ithas boomedPast perfectI, you, he, she, it, we, theyhad boomedFutureI, you, he, she, it, we, theywill boomFuture perfectI, you, he, she, it, we, theywill have boomed > View Less

a long pole with a microphone on one end that is held above the actors so that it records their voices but cannot be seen by the people watching, used in television and movie-making

 

ZargonDesign/iStock/Getty Images Plus/GettyImages

SMART Vocabulary: related words and phrases

Cinema - general words

  • 12A
  • animation
  • animator
  • audio described
  • audio description
  • fade
  • filmic
  • filming
  • filmstrip
  • flick
  • footage
  • franchise
  • projection
  • Rambo
  • remake
  • rerelease
  • rescreen
  • reshoot
  • sting
  • theatrical
See more results »

You can also find related words, phrases, and synonyms in the topics:

Poles, rods, shafts and sticks

boom

verb

us

Your browser doesn't support HTML5 audio

/buːm/
uk

Your browser doesn't support HTML5 audio

/buːm/

boom verb (MAKE A SOUND)

[ I or T ]

to make a very deep and loud hollow sound:

The cannons boomed (out) in the night.

He boomed (out) an order to the soldiers.

SMART Vocabulary: related words and phrases

Sounds made by objects, movement or impact

  • babble
  • blaze
  • bong
  • chuff
  • clatter
  • click away
  • clicker
  • clinking
  • clunk
  • crump
  • growl
  • gunshot
  • hiss
  • jangling
  • plunk
  • scrunch
  • sonic boom
  • tick
  • white noise
  • whoosh
See more results »

You can also find related words, phrases, and synonyms in the topics:

Sounds made by humans with their mouths

boom verb (GROW)

[ I ]

to increase or become successful and produce a lot of money very quickly:

often in continuous tenses The leisure industry is booming.

SMART Vocabulary: related words and phrases

Making progress and advancing

  • advancement
  • age
  • ahead
  • ahead of
  • anti-development
  • carry
  • flourish
  • furtherance
  • gather
  • get beyond something
  • get it together idiom
  • grow
  • journey
  • mature
  • pan
  • ripen
  • ripeness
  • self-advancement
  • self-betterment
  • self-development
See more results »

booming

(Definition of boom from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

boom | Intermediate English

boom

noun [ C ]

us

Your browser doesn't support HTML5 audio

/bum/

boom noun [C] (PERIOD OF GROWTH)

social studies

a period of sudden economic growth:

Somehow farmers have survived the booms and busts of the past 50 years.

boom noun [C] (POLE)

a long, movable pole that holds the bottom edge of a sail and is attached to the mast of a boat

In television and movie making, a boom is a long, movable pole that has a microphone (= device that records sound) or camera on one end.

boom noun [C] (DEEP SOUND)

a deep, loud sound:

What you heard was the boom of a rocket.

boom

verb

us

Your browser doesn't support HTML5 audio

/bum/

boom verb (MAKE A DEEP SOUND)

[ I/T ]

to make a deep, loud sound:

[ I ] A voice boomed through the microphone.

boom verb (GROW SUDDENLY)

[ I ]

to experience a period of sudden economic growth:

At that time, Alaska was booming.

(Definition of boom from the Cambridge Academic Content Dictionary © Cambridge University Press)

boom | Business English

boom

noun [ C or U ]

  ECONOMICS, FINANCEuk

Your browser doesn't support HTML5 audio

/buːm/
us

Your browser doesn't support HTML5 audio

a period of increased economic activity and growth:

A decade of market-oriented reforms has touched off an economic boom.

The country as a whole will suffer the economic cost of the abrupt end of a decade-long boom.

fuel/create/cause a boom The country's radical tax system is helping fuel a boom that rivals Asia's tiger economies.

experience/enjoy/undergo a boom The construction industry experienced a boom in the years following the war.

boom in sth The boom in internet share prices has fuelled a huge growth in stock market values around the world.

property/housing/building boom During the housing boom, lenders issued loans in record amounts.

dotcom/internet/technology boom The dot.com boom generated $18 billion in stock options and capital gains taxes for the state.

stock market/investment/price boom

consumer/spending boom

See also

baby boom

Compare

bust noun

boom

verb [ I ]

  ECONOMICS, FINANCEuk

Your browser doesn't support HTML5 audio

/buːm/
us

Your browser doesn't support HTML5 audio

to experience an increase in economic activity, interest, or growth:

Small businesses have boomed, since the government passed a new law making it easier to set them up.

Business is booming, producing increased earnings.

With the economy booming, opportunities have never been better for entrepreneurs.

See also

boom and bust

(Definition of boom from the Cambridge Business English Dictionary © Cambridge University Press)

Examples of boom

boom

American workers would finally get real pay raises, while business investment and the stock market boom.

From CNBC

Amid the explosion in ratings and revenue for sports on television, sports talk radio quietly is experiencing its own boom.

From Hollywood Reporter

This study looks at a miniature economy that has boomed regardless of the health of the global one: the exchange of stolen credit cards.

From Ars Technica

On the flip side, mobile traffic is booming.

From USA TODAY

He said commercial fishers are volunteering to lay booms, hoping to protect the marshes.

From NOLA.com

Many were skeptical that booms will be of much use protecting the state's complicated wetlands coastline.

From NOLA.com

One factor is the expectation that low prices for natural gas will continue because of the shale gas boom across the country.

From NPR

The boom also has increased demand for services and materials that support the hydraulic fracturing, or "fracking," industry that extracts the oil from shale formations.

From Voice of America

It's led to a boom in the sale of the pumps, which can cost hundreds of dollars.

From NPR

And given that at least two big industries are booming: construction and banking, the jobs are available.

From International Business Times

So they're forming their own networking groups, and their companies are booming.

From San Francisco Chronicle

It was the uncertainty of life: one moment you're doing fine, and then -- boom -- everything changes.

From The New Yorker

The only difference is that this tech boom isn't for everyone.

From CBS News

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

What does the slang term boom mean?

“Boom” can be added to the end of an insulting phrase for emphasis. The word itself is an onomatopoeia, intended to resemble the sound of a final blow. People also use boom to definitively present a point. The word communicates decisiveness and a certain “case closed” or victorious attitude.

Why do they call it a boom?

The word "boom" is the Dutch word for tree. German is similar: "baum." Remember "O Tannenbaum," a Christmas carol of German origin? From these roots, we get the word "beam" as in a long wooden timber, and of course, a part of a sailboat, the "boom," that holds the foot of the sail and was traditionally made of wood.

What is a boom in business?

An economic boom is the expansion and peak phases of the business cycle. It's also known as an upswing, upturn, and a growth period. During a boom, key economic indicators will rise. Gross domestic product (GDP), which measures a nation's economic output, increases.

What is the word boom called?

The Word is a 1972 mystery thriller novel by American writer Irving Wallace, which explores the origin of the New Testament of the Bible. The Word. First edition cover. Author. Irving Wallace.