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1.
used to describe a woman that is so immaculate, so beautiful, so damn hot, that she would be considered a 'no pump' meaning one would not need to even touch ones penis, in order to blow ones load.

part of a rating system, no pump technically being the highest rating possible, although no woman alive today is known to be considered a no pump,
which makes one pump the best rating by default, closely followed by two pump
Guy 1 - 'bro! i had a dream!'
Guy 2 - 'congrats.'
Guy 1 - 'no! listen! i was on a beach.. and.. and.. you'll NEVER guess what i saw!'
Guy 2 - 'uhm, did you see a..'
Guy 1 - 'A NO PUMP, OH MY GOD, SHE WAS A STUNNER'
Guy 2 - 'no flippin' way, sailor! too bad there aren't any living no pumps today..'
by millarke February 28, 2011