1 definition by GhastlyxGrizzly

(-ed, -ing) (verb) 1. Pleasuring one's self to Lady GaGa songs. 2. What Lady Gaga does with her vagina and penis. 4. Complete obsession with Lady Gaga
Ex: There is actually people out there who monsterbate.
by GhastlyxGrizzly February 15, 2011
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