replacing the word intravenous, the act of taking dick like an IV.
After a long night of drinking, Sully awoke to an intrapenis rape.
by YonJohn January 28, 2014
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1. Where a dude is administered a dose of meds by inserting a smooth-tipped syringe into his urethra.
2. Where Dude#1 jizzes into a specially-designed syringe as described in Definition #1, and then injects said jizz into Dude#2's tallywacker so that his own sperm will be also released along with Dude#2's load during his next intercourse-session.
Intrapenis injection can be useful in at least two commonly-occurring circumstances: one is if Dude #1 wishes that the gal whom Dude#2 is about to mate with would allow him to "do it" with her, too, and so at least he can know that his own love-juice will be deposited into the gal's "special spot" along with the other guy's load; the other situation would be if the two guys are concerned that the gal may get pregnant, and so they hope to confuse a DNA-test by mixing up their jizz on its way in.
by QuacksO February 1, 2018
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When smoke is blown through the head of the penis as if you were blowing thru a straw.
When you and your partner are in the middle of a ten hour F*%king Marathon and he says "here...here..hit this..." and hands you some sort of pipe and he says "don't waste it....." as he looks down at his penis, like somehow the smoke from your mouth is going to magically go into his body thru the tip of his dick thru the shaft;intrapeniously, into his who knows where ..........but regardless he's going to get more horny and turned on (whatever) So you do it anyways just to see what his reaction is or just to down right appease him while you laugh to yourself.
by Mobetta November 14, 2013
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