Boo 

The boyfriend of a woman or girl.

Also known as Beau.

Nelly & Kelly Rowland "Dilemma":

'Even when I'm with my "boo", boy you know I'm crazy over you...'

Boo by Bruce Lee March 28, 2003

boo 

derived from the word bookie, which is a pet name for a lover. such as,Baby,pumpkin,babe..

"But you will always be my boo"-usher

boo by whit wack and susie mack August 3, 2011

boo 

A word for someone you love very much.

James is my boo!

James L. is a big boo, yes he is.

boo by Mil the Malcy one March 25, 2010

boo 

(boy/girl)friend, mostly referred to friends of the opposite sex

"All my boo's wit the open toed shoes/
if you ain't gettin' that pussy eaten right let me show you/" Redman - Yesh Yesh Y'all

boo by Ruff Ryder March 15, 2008

boo 

Conotes girlfriend, but in a deragatory sense. Like "bitch."

Whatchu gonna do about it, Boo?

boo by Gbmoney July 11, 2005

Boo 

Describer of something bold, adventuresome, and/or loyal. Call of strength.

"Boo!!" he said as he climbed Everest for the third time this week.

Boo by The Wandering Minstrel July 10, 2006

boo 

The nigger version of girl. Short for girlfriend.

I gotta see ya boo.

boo by fu290329038190 December 11, 2012