What is Assjob?
1.
Similar to a handjob, except the difference is that the person is jacking you off with their ass crack.
i got an assjob from that one chick at the carnival.
2.
To give someone sexual pleasure by fingering them up the ass.
Girl 1: Before I gave my BF anal I made sure to show him what it feels like.
Girl 2: You gave him an assjob?
Girl 1: Yeah.
See