What is the meaning in sports of reps?

Answer 1

It could mean at least a couple things. It might mean a group of people who represent an athlete (like agents) or it is also a weight room term that means the number of times an athlete can perform a certain drill. For instance, if someone can bench press 200 pounds 10 times, you would say he or she did 10 reps at 200 pounds (short for repetitions).

Answer 2

It depends on the context. It could mean repetitions, referring to how many times an exercise is repeated. It could also mean representative (someone who represents a particular athlete/competitor/team.