What is River Pump?
1.
The act, or effect, of exercising (push ups etc.) just before embarking on an intertube trip down the river. This temporarily enlarges your muscles, with the desired result being a more impressive appearance to the opposite sex.
Instead of tying up the raft he was on the bank working on his river pump.
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Random Words:
1.
A large completley erect penis with veins protruding from the sides of the swollen penial shaft.
She licked and gently stroked his cock..