also called a tweaker pipe. Called a glass cock because it resembles a dick (also see "suck glass cock")
lets go suck some glass cock
by mikemikemikemikemike March 31, 2006
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To lie/mislead friends/family about a girl you are sleeping with.
"Don't lie to me, glass cock. I know what's going on."
by CatSwinger69 November 1, 2007
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