When you are so crowded by pussy that you just don't know where to put your pecker. Often the ones having a snatch parade are the ass holes that don't deserve the girls.. and most often involve girls that me, you and your friends will never have a chance with.
1."Dude that jerk is having a constant snatch Parade"
2.Guy: "oh hey, how have you been?"
: "I've been good, I'm engaged now"
Guy: "yeah, it's been constant snatch parade for me"