What is Thumbcopter?
1.
When in doggy style position, twist your wrist inward to the "thumbs down" position. Place your thumb over her bung-hole and move it back and forth in a circular motion, much like the blades of a helicopter.
Girl to guy: "Give me the Thumbcopter!"
Guy to guy: "I Thumbcoptered her last night - dirty girl"
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Random Words:
1.
Another name for cum shot, jizz missile or eye-stingin' slingshot.
Bro 1: Bro, I went over to my girl's house last night, she..