1 definition by T_E_K

Top Definition
A pejorative term coined at the University of South Dakota to describe any person who is found to be annoying, contemptible, or just goony.
"That goonfuck was creeping on that girl all night."

"What kind of a goonfuck wears yellow pants?"
by T_E_K December 22, 2009
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.