boomed

IPA/buːm/
KK[bˈumd]IPA/buːm/

boomed — noun

1. a deep, loud sound that you can feel as well as hear, like the noise of an explo

1.名詞B1
釋義

a deep, loud sound that you can feel as well as hear, like the noise of an explosion or a large drum being hit hard

例句

The deep boom of the fireworks rattled the windows in Trang's apartment.

typical source: boom + of + [source]

A sudden boom from the construction site made everyone in the office look up.

同義詞
  • rumble

    a longer, lower continuous sound rather than a single burst

  • roar

    louder and more aggressive, often used for crowds or engines

  • thunder

    specifically the sound of a storm, not used for explosions

反義詞

文法句型

a/the + boom + of + [source]

用法筆記

Often followed by 'of' plus the source of the sound: the boom of thunder / a cannon / fireworks.

常見錯誤

I heard a loud boom sound.
I heard a loud boom.
💡'boom' already describes the sound; adding 'sound' is redundant.

2. a period when an economy or industry grows fast, and people and businesses earn

2.名詞B2
釋義

a period when an economy or industry grows fast, and people and businesses earn large amounts of money

例句

The technology boom of the 1990s created thousands of jobs in Silicon Valley.

pattern: [sector] + boom

During the housing boom, property prices doubled in just three years.

同義詞
  • expansion

    more gradual and formal; less dramatic than a boom

  • upswing

    a less dramatic improvement after a downturn

  • surge

    more sudden and less sustained than a boom

反義詞
  • recession

    a period of economic decline

  • bust

    the sudden end of a boom, especially in finance

文法句型

[noun] + boom

boom + in + [sector]

用法筆記

Often paired with a preceding noun to indicate the industry or area: tech boom, housing boom, population boom. The opposite is a 'bust' or 'recession'.

常見錯誤

The economy is in a boom period.
The economy is experiencing a boom.
💡'boom' alone works naturally as a noun.

3. a sudden increase in how much people use, buy, or take part in something, or how

3.名詞B2
釋義

a sudden increase in how much people use, buy, or take part in something, or how popular something becomes

例句

There has been a huge boom in cycling since the city built new bike lanes.

pattern: boom in [activity]

The yoga boom brought dozens of new studios to the neighbourhood.

同義詞
  • explosion

    more dramatic and sudden, often suggesting a very rapid increase

  • surge

    a powerful forward movement, often used for numbers or demand

反義詞
  • decline

    a gradual decrease in popularity or activity

文法句型

boom + in + [activity/interest]

用法筆記

Distinguish from sense 2 (ECONOMIC GROWTH): this sense applies to cultural trends, hobbies, and general popularity, not strictly to financial markets.

常見錯誤

There was a big boom of people buying phones.
There was a boom in phone sales.
💡use 'boom in' + noun, not 'boom of' + people.

4. a horizontal pole fixed near the bottom of a ship's mast that keeps the lower ed

4.名詞C1
釋義

a horizontal pole fixed near the bottom of a ship's mast that keeps the lower edge of a sail spread open

例句

Vivek learned to duck whenever the boom swung across the deck of the sailboat.

safety note: 'duck the boom'

The storm snapped the wooden boom and tore the sail in half.

同義詞
  • spar

    a general term for any pole on a sailing ship, not specific to the one holding the sail's foot

用法筆記

A technical sailing term. Learners are most likely to encounter this in articles or stories about sailing.

5. a long pole used in film, television, or video production to hold a microphone a

5.名詞C1
釋義

a long pole used in film, television, or video production to hold a microphone above the people who are speaking

例句

The boom operator held the microphone steady above the actors' heads during the scene.

collocation: boom operator

Rachid lowered the boom just enough to catch the whispered dialogue.

同義詞
  • fishing rod

    informal slang among film crews, not a standard term

用法筆記

Primarily a film and TV production term. The person who operates the boom is called a 'boom operator'.

boomed — verb