1 definition by Longbird

R.L.S.

Stands for

R. Really
L. Long
S. Shaft

A syndrome characterized by having an abnormally long or large penis shaft.

Girl: Why can't you sleep?
Guy: I got the R.L.S. I keep gettin tangled up.
Girl: Youre gettin tangled in your legs from Restless Leg Syndrome?
Guy: Nope.
Girl: ;D

by Longbird May 12, 2011