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The recipient of second-hand cock receives a kiss from a person who has just given a blow job.
situational: Your girlfriend is going down on you and her dad comes home. she goes and gives him a kiss and thus he is the recipient of second-hand cock.

usage: My girlfriend gave her dad some second hand cock when he got home.
by Jarom Ikari March 07, 2004
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 01, 2011