What is Knocking Boxes?
1.
An act in which two or more women particpate in sexual intercourse in the scissor position.
"Dude last night in the shower those girls were totally knocking boxes."
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2.
Another term for two or more ladies gettin it on.
Dude i swear my girlfriend and her best friend are knocking boxes they are always sleeping and showering together.
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Random Words:
1.
Just like jell-o shooters but you replace the jell-o with jizz
those were some good jizz-o shooters at your party
See jizz, jello, jiz..