A type of girl denim jeans or pants that are especially favorable for showing the perfect curves of a girl's buttocks, usually pocketless. They can only be worn by some.
"Dude, did you see that chick'sass?"
"Yeah, girls should wear ass jeans more often."
By Jinny
Ass Jeans
That one pair of jeans that makes you look inthe mirror and say, "I'd tap that." Also known as the pair of jeans your butt looks best in.
"I went out today and bought a pair of Sevens... I think they might be my new assjeans."
By Paige
Jean Ass
When a pair of jeans are worn by a girl they create the perfect apple shaped ass, but when they are removed the ass no longer retains the shape and sags or becomes flabby looking.
