1. a huge bitch
2. when you stick in her behind, and you slap her with a fish on the back of her head, and she's all like "what the fuck?!!?" and you slap her again.
1. damn, that bison stole my boyfriend AGAIN!
2. That chick had no idea what was going on last night when i bisoned her.
by shulze 701 December 12, 2004
An older man around age 40-55 who preys on younger women in bars. They generally prefer young twenty-somethings. If at all possible, they will look for girls with the name Lindsay.
Did you see those bison over there checking us out?

by KristynD February 14, 2008
M. Bison
The boss on Street Fighter II. He had cheap ass moves, and was a broken character!
Man, I just used 30 Quarters trying to beat Bison!!
by hwoarang May 22, 2004
a hideous guy resembling a bison in size (and possibly in hairyness)
SITUATION 1:
girl 1: dude, you should hook up with my friend
girl 2: alright, let me see a picture...(sees facebook pic)
girl 1: he's cute right?
girl 2: DUDEEEEE, HE'S A BISON!!!!!!
girl 1: he's not THAT bad... bison's a lil harsh dude
girl 2: BISON. period.

SITUATION 2:
girl 1: look at that guy over there...
girl 2: HE'S HIDEOUS
girl 1: A BISON!!!
by dan bonding August 14, 2006
Mascot of a shitty ass farm school, North Dakota State University, located in Fargo, ND. One of the few colleges in America where you can major in Herding and Agricultural economics.
Man the bison sure do suck dick. Wow the Sioux just fuckin kicked the shit out of them and forced them out of division II.
by TheLillah April 23, 2004
A disparaging term especially referring to *Polky* a friend.
by ella August 26, 2004
To be very large in size
My cock is Bison
by Mojo April 7, 2004