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1.
V. To drink in excess, as used in common speech among english speaking ex-pats in China. The Chinese for "cheers" (literally "drink it all") is "Gan Bei." Thus, it becomes a verb in the common drunkenese.

Is pronounced close to "gone bay-ing"
Andrea: What did you do last night?
Emily: Dude, we were gan bei-ing tequila all night. I think I threw up on the Chuar Guy.......
by raynefox June 14, 2007