Boo

1. Someone you love and adore.
2. An exclamation capable of giving old people cardiac arrest

I love her, she's my boo.

Person 1: BOO!
Person 2: dies of cardiac arrest

by yvt4 July 23, 2019

Boo boo

To go to the bathroom and do number 2

Dang cuz I gonna go boo boo

by Bre December 16, 2004

boo-boo

mistake, error, doing something wrong

don't u ever do that boo-boo again, or u'll lose ur job!

by Varsha June 8, 2005

Boo

Its a big scary

Tony: boo
Mark: ahhh
Tony: oh hi mark

by Whatacunundrum September 2, 2020

boo

a greeting commonly used by slayra

Slayra scared me last night, she went boo while I was listening to Oliver Sykes, and then Oliver Sykes screamed simultaneously as I threw the phone across the room.

by Fayra <3 November 5, 2022

Boos

After 4 long years of dating, you start making up stupid fucking words to describe your love for your partner.

"Boos, what's up?"
"BOOSY BOOS"
"Boosaidan"

by BoosyBoos April 24, 2016

Boo

Your boyfriend or girlfriend

Often used in the 2000's

I'm going to call my boo.

by Walkingdeadlovercarlsrighteye May 23, 2016