Having a very small penis, more smaller than a micro penis. It is even smaller than a lamcock. Usually the size of 1 mm.
I had sex with brian last night and he had a b cock, I never knew anybody had a small penis like that.
by cutiecarlitos February 1, 2009
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A barbecue to which an obscene amount of guys have been invited.
Girl A: I think there are like 30 guys coming to the cookout on Saturday,

Girl B: OMG! It's a total Bar-b-cock!!!
by Herajuls May 8, 2007
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