Definition of boo
boo 
interjection
- interjection used to express disappointment or outrage, usually in public gatherings such as sporting events, speeches, and musical performances.
When the referee gave the home team a penalty, their fans yelled "BOO!"
More words meaning: disbelief, doubt (statements of)
More words meaning: to be sad, disappointedby Jaydig, Gilroy, CA, USA, Dec 07 1999 (Edit definition)
- interjection used to express (comparatively) minor disappointment, to oneself or in a small group.
The movie sold out? Boo.
More words meaning: disbelief, doubt (statements of)
More words meaning: to be sad, disappointedby Jaydig, Gilroy, CA, USA, Dec 07 1999 (Edit definition)
noun
- anything, in speech.
I didn't say boo to her.
More words meaning: nothing
by Cris, CA, USA, Dec 14 1997 (Edit definition)
- marijuana. Antiquated.
Let's blaze some boo.
More words meaning: marijuana
by Elle d., Seattle, WA, USA, Apr 23 1999 (Edit definition)
- boyfriend or girlfriend.
Me and my boo are going out to watch a movie.
More words meaning: boyfriend, girlfriend, boo, significant other
by Jayne M., Detroit, MI, USA, Dec 13 1999 (Edit definition)
- term of affection or endearment for any close friend or family member.
I love my boo!
More words meaning: family, family members
by stacy, Iowa, USA, Sep 28 2002 (Edit definition)
notes
- The "boyfriend or girlfriend" sense of this term may derive from "beau", meaning "beautiful" in French. Beau (pronounced "boe") has been used in English for some time to mean "boyfriend."
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Slang terms with the same root words:
- boo: boo boo – boo-coo – (show 3 more)
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