Word Pronunciation & Dictionary

boom

/bum/

Word Rarity Uncommon

Frequency: 4.33 in modern English

Syllables
boom
IPA
/bum/
8
Scrabble Score
4
Letters
1
Syllables
3
Unique Chars

Meaning

verb

To make a loud, hollow, resonant sound.

verb

To exclaim with force, to shout, to thunder.

Transitive verb

verb

To flourish, grow, or progress.

Intransitive verb

verb

To make (something) boom.

Transitive verb

verb

To cause a sonic boom.

Intransitive verb

verb

To subject (someone or something) to a sonic boom.

Slang; Transitive verb

verb

To publicly praise, to rally behind.

American usage; Obsolete; Slang

Example Sentences

Etymology

Onomatopoeic, perhaps borrowed; compare German bummen, Dutch bommen (“to hum, buzz”). The sense "a period of economic growth" is generally taken to derive from the sense "a rapid expansion", although other origins have also been suggested.

Origin

Word Breakdown

  • Root: bummen, bommen

Regional Pronunciation

  • American English: /bum/
  • British English: /buːm/

Usage

Inflected Forms

Derived Forms

Phrases

Frequently Paired Words

Synonyms

Antonyms

Rhymes With

Questions

How do you pronounce boom?
The recorded pronunciation is /bum/.
What does boom mean?
To make a loud, hollow, resonant sound.
Where does boom come from?
It is traced to German.

How to pronounce boom

  1. Open the pronunciation page — Open the Speakur entry for “boom”.
  2. Read the phonetic spelling — Read the IPA spelling (/bum/) so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “boom”.
  4. Repeat and practice — Say “boom” aloud, matching stress and vowels until it feels natural.