Top Definition
noun;what you are called after saying something dumb or crazy
"you kookoo pigs in blankets aren't made with hamburger meat!"
by Nichels March 17, 2007
Crazy, weird, freaky, messed up, insane, retarded, strange
That was so kookoo when you spanked your mom's booty.
by roxyboxymoxy May 30, 2010

(1) a feeling of disorientation or craziness usually caused by the excessive intake of disco biscuits, mexican speedballs, or wiffle dust

(2) the name of a nude breasted indonesian tribe that belives in voodoo rituals

(3) a feeling that drives you to become a spastic, screaming orange bird.
(1) Nikolai was so kookoo yesterday; he thought gravity was changing and climbed on top of the nearest bus stop.
(2) One of the kookoo clan's most famous rituals is the sacrifice of a puppy to please the God, Primus.
(3) I'm kookoo for cocoa crack.
by biblical scholar July 02, 2010
The act of sticking your erect penis, into a girl's nostril, and poking her brain until she dies.
That girl's nostril was soo tight yesterday when we did the KooKoo, good thing shes dead now.
by pureenergyk18 April 25, 2010
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