Bison Fist

they unusual large overbite a vagina has when in tight clothing; similar to a camel toe, deer hoof, and moose knuckle but Vastly larger. i.e. a beach ball compared to a golf ball

Check out the Bison Fist on that fat chick over there

"which one"
"the one with the buffalo tits"

by Travis J W November 06, 2007