boo 

Julia's word

person 1: "aww boo"
Julia: "wrong, Julia's word"

boo by Julia0828 March 28, 2009

boo 

The scariest word in the English dictionary.

john: BOO!
paul: you scared me!

boo by sirdoyle February 28, 2018

Boo 

Deerived from BOOTYCALL !

or

Something you say when you don't wanna learn their name but wanna talk to them affectionatly .

Oh damn ,

That's yo' boo ?
She's fine as hell !
G - G - G - GET IT .

Boo by minawinabobena July 23, 2009

boo 

A girlfriend or boyfriend who likes to sleep with you.

A person who Snaps you every 10 min.

Miranda Sings has a boo ///// He is such a boo

boo by iamfrompupsquadlmao September 4, 2016

Boo 

To look at.

Take a boo at that.

Boo by VI Raider February 16, 2009

boo 

you be straight trippin, Boo

who dat - are you kidding me

boo by spandex tubetop December 2, 2003

boo 

Term of approval used in various British urban music scences to signify a heavy choon or flow.

Boooooooooooooooooooooooooooooooo

at the start, middle or end of a track

boo by wa gwan June 29, 2006