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A dildo or penis made of feces. Often frozen and inserted into a heavy duty condom for the purpose of sodomizing one's self or one's sexual partner with the device at a later time.
Ted's a little strange. He likes to make a dungdong on fridays and put it to use on the weekend.
by dungdonger420 January 18, 2012
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A dick covered with dung after drilling her cornshoot.
Shit man, I went out with backdoor Betty last night and got a nasty case of dung dong.
by Joey Corn May 07, 2018
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