Someone who is a total ass, someone who is being unreasonable or stupid
Girl #1: Omfg, that new girl Keisha is sooo rude.
Girl #2: I know, she is such an Ass Face.
A nickname for someone with the name of Max who enjoys arousal through eating ones anal cavity.
That ass face drove me crazy last night
When someone who is normally a smart ass is currently not saying or making a face which would normally be interpreted as being a smart ass.
David Jones is a prime example of resting smart ass face when he isn’t speaking.