WORKOUT COUNT is a term used to describe the number of repetitions and revolutions that are done during an exercise routine. REPS (4 letters) stands for repetitions, which are the number of times an exercise is repeated. REP (3 letters) is short for repetition, which is the same as REPS. REVS (4 letters) stands for revolutions, which are the number of times an exercise is completed in a circular motion.