verb (1)
\ ˈbaŋ How to pronounce bang (audio) \
banged; banging; bangs

Definition of bang

 (Entry 1 of 5)

transitive verb

1 : to strike sharply : bump banged his knee
2 : to knock, hit, or thrust vigorously often with a sharp noise banged the door shut
3 vulgar slang : to have sexual intercourse with

intransitive verb

1 : to strike with a sharp noise or thump
2 : to produce a sharp often metallic explosive or percussive noise or series of such noises
3 : to play a sport (such as basketball) in a very aggressive and forceful manner bang for rebounds


noun (1)

Definition of bang (Entry 2 of 5)

1 : a resounding blow
2 : a sudden loud noise often used interjectionally
3a : a sudden striking effect
b : a quick burst of energy start off with a bang
c : thrill I get a bang out of all this— W. H. Whyte
4 vulgar slang
a : an act of copulation
b : a sexual partner
5 informal : exclamation point
bang for the buck or less commonly bang for one's buck or bang for the dollar or bang for one's dollar
US, informal
: value received from outlay or effort investment is yielding less bang for the buckFortune "They are going to try to get the best bang for their dollar, and they have to do it this way." Brock Lesnar



Definition of bang (Entry 3 of 5)

: right, directly ran bang up against more trouble


noun (2)
plural bangs

Definition of bang (Entry 4 of 5)

: the front section of a person's hair when it is cut short and worn over the forehead usually used in plural wore her bangs shortShe had long hair with bangs.In person, Miss Chin is small and pretty, with black button eyes, fluffy black bangs and dimples that show when she giggles …— Helen Lawrenson


verb (2)
banged; banging; bangs

Definition of bang (Entry 5 of 5)

transitive verb

: to cut (hair) short and squarely across

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Examples of bang in a Sentence

Adverb The show began bang on time. the reform movement was just beginning when it bang ran into opposition

First Known Use of bang

Verb (1)

circa 1550, in the meaning defined at transitive sense 1

Noun (1)

circa 1550, in the meaning defined at sense 1


1828, in the meaning defined above

Noun (2)

1874, in the meaning defined above

Verb (2)

1874, in the meaning defined above

History and Etymology for bang

Verb (1)

probably of Scandinavian origin; akin to Old Norse bang hammering

Noun (2)

probably short for bangtail short tail

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Cite this Entry

“Bang.” Dictionary, Merriam-Webster, Accessed 15 May. 2021.

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English Language Learners Definition of bang

British, informal : exactly or directly


\ ˈbaŋ How to pronounce bang (audio) \
banged; banging

Kids Definition of bang

 (Entry 1 of 3)

: to beat, strike, or shut with a loud noise bang a drum bang a door



Kids Definition of bang (Entry 2 of 3)

1 : a sudden loud noise
2 : a hard hit or blow a bang on the head
3 : thrill entry 2 sense 1 I got a bang out of it.



Kids Definition of bang (Entry 3 of 3)

: hair cut short across the forehead usually used in pl.

More from Merriam-Webster on bang

Thesaurus: All synonyms and antonyms for bang

Nglish: Translation of bang for Spanish Speakers

Britannica English: Translation of bang for Arabic Speakers

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