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the act of lotioning ones own cast (most often ones forearm cast) on the inside then inserting ones penis into the cast in a humping motion until climax is achived
the doctor will sure be upset when he finds out i'm a habital casturbater
by b-f@ January 16, 2010
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Casting porn from your tiny phone/tablet to your giant TV screen via a streaming device (Chromecast, AppleTV, Roku, Fire Stick, etc.)
Babe, I can't see that on your tiny iPhone5 screen, casturbate it!
by NotFunny_JustWrong May 23, 2016
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masturbating with a cast on, or using your hand with out the cast on to masturbate
by room440 December 11, 2010
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