A total jerk(when he wants to be) doesnt have good manners, and has a VERY bad temper. And alec doesnt take criticism very well, and hates to be in awkward situations. An alec is also very annoying, as he will bug you about a certain thing a million times without stopping.
Girl: hey do u see that guy over there?
Other girl: yea he's a total alec!!!
Fat & fly as fuck. The basic definition for this is expressing your love for your body, personality, etc.
Gurl: dude look at her! Shes so ugly!
Dude: nah. Shes just f&faf!