Alternative phrase for the more commonly used "penis pump". This is due to it's resemblance to a bong, and the fact the penis is placed inside said object.
by Messiah Of Fromages February 02, 2009
When a naked standing man pours a beer down his chest and the recipient chugs it as it cascades off of the mans cock.
Andrew: Mike, why are you naked and soaking wet?
Mike: Because I'm awesome... and I Just got done giving this whore Diana a cock bong!
Mike: Because I'm awesome... and I Just got done giving this whore Diana a cock bong!
by 0tter86 August 13, 2011
a sex act where the male slides or dangles his penis into his partner's mouth while she (or he) tilts her (his) head back-resembling the act of using a beer bong
by Mempho Gizzmo April 10, 2008