look up any word, like bukkake:
 
78.
boo
As in Boo of Monsters Inc.
Sulley: Boo!
Boo: Kitty!
by Monsters Inc Rules! October 30, 2003
 
79.
alcoholic beverages. mostly cheap bear like my fucking colt 49
This fucker smells like boos
by abc March 14, 2003
 
80.
Boo
A name for someone who is always there for you, and who unconditionally loves you.

Usually used for a boyfriend/girlfriend, but is also used for someone you love and is significant in your life.
I love you boo.
by MakeYouSmile May 29, 2010
 
81.
Boo
A man or womans lover, child or friend.
What's up Boo.
by M O Thomas September 01, 2008
 
82.
boo
expression of dissapproval.
B. Gates: This is the all-great Windows XP.

Me: boo!
by vin July 22, 2004
 
83.
Boo
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
 
84.
boo
1. boyfriend or girlfriend.
2. man or woman in the ghetto.
3. a little boy or girl.
4. a word to scare people.
5. a big black boo.
Dag, boo. You stoopid.
by drghetto August 11, 2008