Boss of old stature. A raid boss of pre-bc times.
A term used in world of warcraft.
Rag is a boos
by Z-diddyz January 25, 2009

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A man or womans lover, child or friend.
What's up Boo.
by M O Thomas September 01, 2008

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An affectionate name for someone you're in love with
I love my boo

and other stuff like that, cause boo's are awesome.
by Amandrew March 15, 2006

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An amazing and perfect girlfriend the best any guy could ask forr usually refers to her boyfriend as googly bear she will always be the cutest nd sweetest girl you have ever met the love of her boyfriends life no doubt that hell want to marry her
She's my Boo.
by Tyler-ToT February 20, 2011

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Derived from "booty call."

1. A contact used for sex.

2. A nickname for a significant other.

3. A sudden sound made to frighten someone.

4. An expression for negativity/dislike.
1. "Man, I really need to get me a boo tonight."

2. "That's my boo!"

3. "Boo! Did I scare ya?"

4. "Boo! This sucks!"
by AsianGlow March 15, 2008

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A cute way to express displeasure, or sympathetic feelings.

A shortened version of boo urns.
Person 1: "I don't want to go to work today"
Person 2: "Boo, work!"

Person 1: "My sister's kitten is sick"
Person 2: "Boo, sick kitty!"
by Naughtybat August 09, 2006

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Noun. Colloquial abbreviation of Rebecca, as in 'Becky Boo'.

Usually employed when more commonly received Rebecca-derived monikers are considered too sane.

Hoovers all things sugary despite a tendency towards hyperglycaemic lunacy.

Often hilarious, though not always intentionally.

Requires close management and should be exercised off the lead at least twice daily.

Can often be found humping the legs of long-haired males.
"Oh Christ, who let Boo at the crayons?"
by Mawy, Qween of Scotth February 03, 2010

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