1.One who is a complete moron, and idiot, a dumbass, or a bafoon. Practices bafoonary, idiocy.
2. Movie starring "pigeonkicker", a suburbs boy. "Crackass" portrays theemptiness of suburban life while still managing to run into stuff with shopping carts.
1. Your transvestite uncle Tammy is a complete crackass.
2. Me and the guys are going to see "Crackass" this weekend.