that girl is a whacko for dating a guy who is 20 years older than her!
by angel-roh April 4, 2005
Something surprising and often of interest. Generally said with a british accent for effect.
"Hey check out this new gadget."
"Oh, whacko."
by Ender April 12, 2004
A whacko who also acts like a crackhead.
Friend 1: “sup bro!”
Friend 2: “how’s it goin, ya whacko cracko!”
by ogwhackocracko November 19, 2019
A nasty middle aged man who lives in his parents basement. Who is dressed in a filthy t-shirt with his pants partially pulled down while sitting in front of his computer with his dick in hand beating off to some type of disturbing pornographic images/video.
Pat MC is such a cum covered whacko.

That dude will never get laid. He’s such a cum covered whacko!
by Lil Tope April 12, 2020
Bob's wife had a nervous breakdown and he had to put her in the whacko basket.
by thespacepope January 20, 2015