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1.
to masturbate with your index finger and thumb in an upward and downward motion similiar to pumping a supersoaker water gun
"hey man what are you going to do today." "dude I don't know I think I'm going to go into pumping the supersoaker."
by vince e. January 31, 2009
13 2

Words related to pumping the supersoaker

jacking off masturbate masturbated masturbating wacking off