1. one of the two main characters from the MTV show "Beavis and Butthead"
2. used in slang to respond to a person who has just spoken. It sometimes follows something simple which was said or denotes a slight disbelief in what was said. It could also indicate that someone isn't too bright.
"I'm gonna get rich by doing what that guy did."
"Ok, Beavis."

"Watch, I'll fix this myself. It isn't dangerous."
"Uh, Beavis?"
by kyohaku August 6, 2008
male equivalent to the "dumb blonde" stereotype; taken from the television series Beavis and Butt-Head created by Mike Judge. dumbblondeman
"They misunderestimated me."
- George W Bush, Bentonville, Ark., (Nov. 6, 2000)

...best example of a beavis.
by ChaChaVia September 11, 2008
"I just cut my beavis on my zipper" or "I just caught my brother rubbing his beavis in the bathroom"
by Solleen October 13, 2013
it is the smallest pubicle hair(s) on a womans vagina
by Definition wiz December 8, 2010
Smelling like a dirty snizz or any smell that reminds you of that one girl you went down on that never trimmed her bush.
Dude, yea Tina's clam was straight beavy last night son.
by Arnold brownsviger August 11, 2020