King Boo

Luigi's nemesis. First appeared in Luigi's Mansion (2001).

Luigi saves Mario, Peach, and all his friends from King Boo.

by mrdrmaster March 27, 2021

Mister King Boo

A Man that is beyond his own time.

Don't you wish you could be Mister King Boo?

by Huh? December 3, 2004

King boo

woah that's the guy from the mario game with luigi in it. he's like so big and evil and stuff

king boo mario super mario mario mario super mario NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE NIGHTMARE

by My name uhhhhh my name is uhhh January 19, 2024

king boo

A big black guy named Diamond.

Guy: hey where is diamond?
Guy 2: who?
Guy 1: King Boo!!
Guy 2: Oh!! He's over there.

by Oak13y January 12, 2017