1. A name used as an insult to a person of undesireable qualities or who has performed an undesireable act.
2. The insulting name given to a person who infuriates, frustrates, or who deserves to be insulted in the eyes of the insulter.
"You're a right jerkface for stealing that ice cream!" Bobby yelled at his brother.
Someone who has done something rude, offensive, or otherwise unpleasant by your standards. Often times, "jerk" simply does not qualify as the proper "dis" so jerk face must be used. Derived from the english words "jerk" and face".
"Oh snap, Darryl just broke up with Sha nay-nay a day before her birthday! He is such a jerk face!"