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1. after recieving oral sex, the man has intercourse wit the lady. after 3 pumps, he ejaculates. the 3 pumps must be very thorough, and he must be close b4 he engages in sex, or else he wont give it the good ol 3 pumper.

2. after ejaculating, to get rid of after-cum, u give it 3 good pumps, then your clean.
1. "hey you kno that girl sally?"
"yea, i know her, shes sexy!"
"yea, well last night....i gave her the good ol Three Pump Flush"
"you lying bastard!"
2. "No after-cum stains on me, i gave my wang the good ol Three Pump Flush!"
by lshic January 19, 2008
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