Better known as the Low Bork, a Hanna-Barbera sound effect. The sound has been featured in SpongeBob, which usually plays when they're sad.
SpongeBob: I guess I'll have to move back with my mom and dad. shown a picture of SpongeBob's parents smiling
Patrick: No, wait a minute, no you don't. BOO-WOMP! shown picture of SpongeBob's parents frowning We can build you a new house!
Patrick: No, wait a minute, no you don't. BOO-WOMP! shown picture of SpongeBob's parents frowning We can build you a new house!
by Luigi (Lederhosen) August 2, 2021

Similar to "Bullshit". Often used in a disbelieving, or discounting manner. This is an ancient Latin word originating from the boo sect of Latinia.
by Eric Schwartz July 6, 2006

by xXxrave.pixiexXx July 9, 2006

by MeelerMane March 9, 2019

A term of endearment used by your friend when he eats some real good spicy food and decides to play with your titties without first washing his hands properly.
Ben: Remember that one time with your spicy boob.
Erica: Awhh did you just call me Spicy Boo?
Ben: ...No?
(mulls it over)
Ben: Yes, yes I did.
Erica: Awhh did you just call me Spicy Boo?
Ben: ...No?
(mulls it over)
Ben: Yes, yes I did.
by Caliban Fifty One January 23, 2018
