What is Machine Gun Masturbation?
1.
To masturbate even after you've ejaculated.
Derek couldn't stop masturbating, thus commiting machine gun masturbation.
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2.
When a man masturbates and when it seems he is finished he keeps going, thus making it hurt, this is machine gun masturbation.
Johnny was so horny he said he was going to use machine gun masturbation on his girlfriends face while she was sleeping.
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Random Words:
1.
A crusted up piece of shit, mixed with toilet paper and lint, that hangs from the fuzz of your anal treasure hole.
See Also: Dingoberry..