1. The informal "sir" used by jazzmen and other hipsters. The coolest and most popular usage of the word.
2. What slaves used to call the dumbshit rednecks with more guns (slave masters) for short.
3. Something Jar Jar Binks says in his dialogue for no reason... that asshat.
Yesss sa' - he can slap dat bass like a desperate hooka's ass!
SA Martinez, vocalist for the greatest band on the planet, 311. Martinez is of Latin descent, as he is nicknamed "SA" from the Spanish term "ese" meaning "buddy." His birth name is Douglas Martinez.
"Right about now, I'd like to turn over the mic to my man, SA Martinez!"--Nick Hexum
One looses all standards in women once under the influence of alcohol and therefore will fuck anything/anyone.
Happy Matt: You gonna fuck that fat hoe?
Bernard: Yeah man, don't tell anyone though!
Happy Matt: Hey man! SAS, Shag's a Shag!
side-angle-side postulate.
A way to prove triangles congruent in geometry.
Triangle MAS is congruent to triangle POG because of the SAS postulate.
Strictly Anal. Someone who will only accept sex if it is through sodomy.
"You see that skank, man? I hear she's SA!"
Server Admin, usually for a computer game
Dude, dont fuck with that guy he's an SA he'll ban you!