What is Ass Ninja?
One who engages in anal sex so quickly and stealthily that the other person is unaware that it has occured.
Bobby was in and out in 9 seconds. He is a true ass ninja.
ninja's that spontaniously spawn from ones ass.
'Goddam, i had a bit of trouble with some ass ninja's this morning.'
a practitioner of the ancient art of ninjitsu, who happens to enjoy smoking the occasional wiener.
The guy that lives accross the hall from me is an ass ninja
gay guy who likes anal