Used to describe one with extreme astuteness, and very grand aptitude in general tests of intelligence. Antonym of Stup.
Carl: Thanks for the help on my homework Lenny, you're totally Smar.
Lenny: Thanks bro, it was no problemo.
(n) One who likes to sleep around, and cause friends to brake up
(v) The act of F* around and runing good names
1. Holy cow, did you see SMAR? OH, shish son!
2. Don't SMAR me now!