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2.
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
 
1.
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