A sexual term meaning to dress in cowboy boots and a hat and sometimes bandanna and face your partner to the sunset as you mount her doggie style and yell "Yee Haw"
Last night I gave my girlfriend an ass cowboy after we watched westerns.
by Nodog July 27, 2003
a homosexual person, derogatory term
dude u are so an ass cowboy
by k May 08, 2002