noun;what you are called after saying something dumb or crazy
"you kookoo pigs in blankets aren't made with hamburger meat!"
(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.
Crazy, weird, freaky, messed up, insane, retarded, strange
That was so kookoo when you spanked your mom's booty.
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.
A Much Better Way To Pussy As An The Famale's Vagina
He Was Feeling All Up On My Koo Koo