look up any word, like ratchet:
 
1.
A girl who's survival depends on regular sex .
She's a hornycow !!! Her boyfriend's out for one week and she looks like she's starving !!!!
by Ostreitz April 09, 2004
 
2.
one cow wants to do another cow
penis in vagina, feels good
by g-unit March 17, 2005
 
3.
A fat chick that gets horny after stuffing her face with corn dogs, tacos and anything that represents a cock. Usually happens at the food festival.
Leon: dude look at the Horny Cow.

Chris:She most likely had a hot dog.
by Leon Scott Kennedy April 12, 2011