jasonthecancer's definitions

ISYMFS

The acronym for it's Still Yo Mother Fuckin' Set.

A term used bodybuilders and weightlifters alike indicating you have not completed a repetition for a particular workout.

Guy 1: My girl just called. I gotta be outta here.

Guy 2: You cannot leave just yet. ISYMFS

by jasonthecancer March 27, 2014