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The oral extraction of semen (usually your own) from another man's dick, after said dick has been mushroom stuffed. A successful maneuver requires bounteous amounts of suction on behalf of the one harvesting the semen so that it is completely extracted.

Also, it's one of the most effective ways to successfully transmit a venereal disease.
David always looks forward to a good melching after a lengthy mushroom stuffing
by BuuurdFlu December 06, 2008
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