Top Definition
Verb. To mysteriously disappear, without word or notice, from a party or social gathering.
Nick: Hey, do you know where KB went?
Dave: I don't know, I guess he left with that under age girl.
Nick: I knew he would pull a colby.

See vanish.
by hircockfriend August 18, 2011

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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