Word Pronunciation & Dictionary

boo

/buː/

Word Rarity Rare

Frequency: 3.92 in modern English

Syllables
boo
IPA
/buː/
5
Scrabble Score
3
Letters
1
Syllables
2
Unique Chars

Meaning

intj

A loud exclamation intended to scare someone. Usually used when one has been hidden from the target, and then appears unexpectedly.

noun

A derisive shout of the word 'boo' made to indicate disapproval.

verb

To shout extended boos derisively.

Intransitive verb

verb

To shout extended boos at, as a form of disapproval or derision.

Transitive verb

noun

A close acquaintance or significant other.

Canadian usage; American usage; Slang

noun

Cannabis.

Slang; Uncountable

verb

To make a sound characteristic of cattle; to moo.

Archaic; Intransitive verb

Example Sentences

Etymology

From earlier (15c.) boh, coined to create a loud and startling sound. Compare Middle English bus! (“bang!”, interjection), Latin boō (“cry aloud, roar, shout”, verb), Ancient Greek βοάω (boáō, “shout”, verb).

Origin

Word Breakdown

Usage

Inflected Forms

Derived Forms

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Frequently Paired Words

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Rhymes With

Questions

How do you pronounce boo?
The recorded pronunciation is /buː/.
What does boo mean?
A loud exclamation intended to scare someone. Usually used when one has been hidden from the target, and then appears unexpectedly.
Where does boo come from?
It is traced to French.

How to pronounce boo

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