(Reverse Cow-Girl Ball Tickler) When you are in the act of sexually assulting a female with her permission, and she gets on top and turns her back toward you and grinds on you while juggling your man jewels.
Joe- Hey Matilda! Would you like to RCGBT me?

Matilda- No my twat hurts!

Joe- Okay :/ maybe next time?

Matilda- ................
by InThaPUSS September 15, 2011
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