(v.) The act of taking one man's ballsack and tenderly rubbing both balls against eachother inside the sack. The hand motion closely resembles that which a boy scout would use to start a campfire. The end result of rubbin' apples is a euphoric and explosive climax.
Marty: "Hey Joe, how far did you get with Mary?"
Joe: "We made out for a while and then I got a real treat when she started rubbin' apples"
Marty: "You lucky son of a gun!"
Joe: "We made out for a while and then I got a real treat when she started rubbin' apples"
Marty: "You lucky son of a gun!"
by Ball Boy November 1, 2013
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