Top Definition
the person that mops up the semen after a porn movie scene is shot, (most likely the janitor of the studio)
Bob, has a tough job, being a giz mopper is not easy, by the end of the day, his hands are all sticky.
by paco_jerte May 02, 2006
One person who cleans the Siemen off of the window, inside the strip clup, inside of the personal pleasure room.
Look at that faggot, he is such a gizmopper.
by Pedro Leal January 03, 2006
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