Definitions by Pimp rew and balls

saisa 

Extremely large penis; Huge stiffy

Did you see that dude in the shower, he gotta saisa.

Murph: what is that in your pants.
Bill: its my saisa.
Mur: hey chris got one of those.
Chris: mine is bigger than yours.

saisa by Pimp rew and balls January 17, 2008