Fly Swatter

When a man is about to cum he pulls out and cums on the outside of the vagaina. He then proceeds to smack her vagaina and run away.

Evan-Brooo, did you hear Poter gave Tirzah a Fly Swatter.

Bucket-Whats a Fly Swatter?
Evan- He came on her vagina and the pussy smacked her.

Fly-Swatter

To slap or smack a person in the butt, and yelling out the word "Fly-Swatter!"; to smack someone in the ass

Bill: Fly-Swatter!
Thomas: Awh Dammit that hurt!

The Fly Swatter

When you grab the fly of your pants towards a girl in a sexual manner, and she swats your hand away and slaps you with a sexual harassment lawsuit.

Jake from accounting tried to grope himself in front of me and I hit him with The Fly Swatter.