Standard Lemma guide

boob

noun · verb · 9 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈbuːb/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -uːb
  • CMU ARPABET: B UW1 B Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

An idiot; a fool.

Definition source: English Wiktionary via Wiktextract

Usage: Canada, US, dated, derogatory, informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A mistake.

Definition source: English Wiktionary via Wiktextract

Usage: UK, informal

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A breast, especially that of an adult or adolescent female human.

Definition source: English Wiktionary via Wiktextract

Usage: colloquial, slang

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A prison; jail.

Definition source: English Wiktionary via Wiktextract

Usage: Australia, US

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To behave stupidly; to act like a boob.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To make a mistake.

Definition source: English Wiktionary via Wiktextract

Usage: informal, intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

either of two soft fleshy milk-secreting glandular organs on the chest of a woman

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: breast, bosom, knocker, tit, titty

Antonyms: none provided

Broader terms: mammary gland, mamma

8

noun

Meaning 8

an ignorant or foolish person

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: dumbbell, dummy, dope, booby, pinhead

Antonyms: none provided

Broader terms: simpleton, simple

9

verb

Meaning 9

commit a faux pas or a fault or make a serious mistake

Definition source: Princeton WordNet 3.0

Examples

  • I blundered during the job interview

Meaning relationships

Synonyms: drop the ball, sin, blunder, goof

Antonyms: none provided

Broader terms: transgress, offend, infract, violate, go against, breach, break

History

Etymology

Clipped form of booby (“fool”). Appeared near the beginning of the twentieth century; more information at booby § Etymology 1.

Clipped form of booby (“breast”). Appeared from the 20th century; more information at booby § Etymology 2.

Apparently shortened from booby-hatch.

Across languages

Translations

86 source translations are retained for this English entry.

  • Bulgarian: глупак (glupak) — idiot, fool
  • Finnish: dorka — idiot, fool
  • Finnish: bimbo — idiot, fool
  • Italian: babbeo — idiot, fool
  • Russian: сиська (sisʹka) — idiot, fool
  • Arabic: ثَدْي (ṯady) — breast (colloquial)
  • Arabic: صَدِر (ṣadir) — breast (colloquial)
  • Arabic: ديس (dēs) — breast (colloquial)
  • Armenian: ծիծ (cic) — breast (colloquial)
  • Azerbaijani: məmə — breast (colloquial)
  • Azerbaijani: məməş — breast (colloquial)
  • Belarusian: сі́ська (sísʹka) — breast (colloquial)
  • Betawi: tété' — breast (colloquial)
  • Bulgarian: ци́ца (cíca) — breast (colloquial)
  • Bulgarian: ци́цка (cícka) — breast (colloquial)
  • Catalan: pit — breast (colloquial)
  • Catalan: teta — breast (colloquial)
  • Chinese Cantonese: 波 (bo1) — breast (colloquial)
  • Chinese Mandarin: 波波 (bōbō) — breast (colloquial)
  • Chinese Mandarin: 咪咪 (mīmī) — breast (colloquial)
  • Czech: cecek — breast (colloquial)
  • Czech: koza — breast (colloquial)
  • Danish: babs — breast (colloquial)
  • Dutch: tiet — breast (colloquial)
  • Estonian: tiss — breast (colloquial)
  • Finnish: tissi — breast (colloquial)
  • French: nichon — breast (colloquial)
  • French: lolo — breast (colloquial)
  • French: loloche — breast (colloquial)
  • French: néné — breast (colloquial)
  • French: doudoune — breast (colloquial)
  • French: boîte à lait — breast (colloquial)
  • Galician: teta — breast (colloquial)
  • German: Titte — breast (colloquial)
  • German: Möpse — breast (colloquial)
  • Greek: βυζί (vyzí) — breast (colloquial)
  • Hebrew: ציצי (tsítsi) — breast (colloquial)
  • Hindi: स्तन (stan) — breast (colloquial)
  • Hindi: चूची (cūcī) — breast (colloquial)
  • Hungarian: cici — breast (colloquial)
  • Icelandic: tútta — breast (colloquial)
  • Indonesian: toket — breast (colloquial)
  • Indonesian: tetek — breast (colloquial)
  • Indonesian: susu — breast (colloquial)
  • Italian: zizza — breast (colloquial)
  • Italian: tetta — breast (colloquial)
  • Italian: zinna — breast (colloquial)
  • Japanese: おっぱい (oppai) — breast (colloquial)
  • Japanese: ぱいぱい (paipai) — breast (colloquial)
  • Japanese: ぱいおつ (paiotsu) — breast (colloquial)
  • Korean: 젖 (jeot) — breast (colloquial)
  • Korean: 젖통 (jeot'tong) — breast (colloquial)
  • Korean: 슴가 (seumga) — breast (colloquial)
  • Latin: mamma — breast (colloquial)
  • Latvian: pups — breast (colloquial)
  • Lithuanian: papas — breast (colloquial)
  • Macedonian: цицка (cicka) — breast (colloquial)
  • Norwegian Bokmål: pupp — breast (colloquial)
  • Norwegian Nynorsk: pupp — breast (colloquial)
  • Norwegian Nynorsk: daier — breast (colloquial)
  • Old Church Slavonic: сиса — breast (colloquial)
  • Persian: ممه (mame) — breast (colloquial)
  • Polish: cycek — breast (colloquial)
  • Polish: balon — breast (colloquial)
  • Polish: melon — breast (colloquial)
  • Portuguese: mama — breast (colloquial)
  • Portuguese: maminha — breast (colloquial)
  • Portuguese: peito — breast (colloquial)
  • Russian: си́ська (sísʹka) — breast (colloquial)
  • Russian: ти́тька (títʹka) — breast (colloquial)
  • Russian: до́йки (dójki) — breast (colloquial)
  • Russian: буфера́ (buferá) — breast (colloquial)
  • Serbo-Croatian: сиса — breast (colloquial)
  • Serbo-Croatian: sisa — breast (colloquial)
  • Slovak: cecok — breast (colloquial)
  • Spanish: teta — breast (colloquial)
  • Spanish: macoca — breast (colloquial)
  • Spanish: chichi — breast (colloquial)
  • Spanish: tetica — breast (colloquial)
  • Swedish: tutt — breast (colloquial)
  • Swedish: tutte — breast (colloquial)
  • Swedish: patt — breast (colloquial)
  • Tamil: முலை (mulai) — breast (colloquial)
  • Turkish: meme — breast (colloquial)
  • Turkish: cicik — breast (colloquial)
  • Ukrainian: ци́цька (cýcʹka) — breast (colloquial)