Bizacko 

A commonly used term synonymous with "wacko" or "crazy"

I was petting the dog and it went bizacko and bited me!!!

Bizacko by Stonerbtch April 4, 2011

bazacko 

An act by a crazy, mean animal or thing. Usually screaming and/or crying when it is said

The dog went BAZACKO and bit me!

bazacko by Austin Ratzki April 19, 2005

Bizack 

The sound that occurs when you make a totally righteous high-five.

High-five bro! *Bizack!*

Bizack by grogbeard November 22, 2011

bizucko 

An idea or concept that is outragous, unrealistic, and not plausable.

That was a really bizucko theory.

bizucko by Buoptip June 20, 2007

bizack 

meaning of dislike, and/or not wanting. Also, and mostly, used as a negative proposal of what someone wants, is doing etc....

" What the bizak did you just do you idiot"?!?!?!

bizack by Someone October 20, 2004