Person that goes from one guy/girl to another in a short amount of time. Does NOT necessarily mean going out with them; Girl or Boy that is all over someone after someone after someone for attention.
That girl has been around the block in only one month, shes a cockhopper.
1. Noun: A girl/boy who stops stroking the meatRIGHT when you are about to cum. This term only applies to a Handjob/Blowjob but only when the orgasm is ruined.
Alex: Hey dan your mom is a cock stopper! She stopped suckin RIGHT when I began to shoot it and it ruined my orgasm.