Acronym for shit-a-brick, can be used as an offensive name for people with the reputation of having large dumps, or applied in a wider sense. Highly offensive.
by Shifty Shane June 10, 2006

Separated at birth. A term used to describe people who look extremely similar, as if they were identical twins who were separated at birth.
Sarah Palin and Tina Fey: SAB?
by Philly Sasquatch February 5, 2009

by fucking ratchet April 6, 2015

DANA IS A SAB SHE IS SERIOUS ABOUT BAND SHE GOES TO PRACTICE EARLY AND STAYS LATE AFTER PRACTICE SHE GOES OVER HER SCALES AND PLAYS HER MUSIC UNTIL IT IS MEMORIZED.
by kid_sci_fi August 9, 2009

A person who takes it easy during the hard parts of workouts i.e. taking it easy on the uphills and going hard on the downhills and is generally an all-round bitch.
Saul's is a bitch. Never trys hard during the workouts and always makes bad jokes and makes himself look like an SAB
by Nex Relson and Pike Muncel December 29, 2007

A form of fake sympathy. You say it to sound like you care, but everyone around you knows you don't.
Jenny: So many guys like me! It's really hard choosing which one I want. This sucks!"
Tiana: "Oh yeah. It must suck having tons of guys liking you. I'm sabbing so hard right now."
Tiana: "Oh yeah. It must suck having tons of guys liking you. I'm sabbing so hard right now."
by jwowwy January 26, 2014

by Puru Dangus Jones September 7, 2010
