The inadvertent contact of male genitalia by another male by way of a third party.
Dennis: "Dude, I just made out with that hot blonde in the pink halter top over there. It was so intense!

Gabe: "Seriously? Man, I got a blow job from her just twenty minutes ago. Haha, you just got some secondhand cock!"
by Beornn1 February 2, 2011
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