Top definition
Super-Gay-Ass-Reflective-Belt. The reflective belt that you have to wear in places like Afghanistan and Kuwait when on base walking after dark to prevent getting ran over by MRAP's, Tanks, or other large equipment.
Hey man don't forget your SGARB. You don't want the military police screwing with you on the way to the mess hall tonight.
by rocket5979 April 30, 2011