1 definition by your_royal_shortness92

1) To pass out with no memory of anything prior to waking up. i.e: waking up holding a furby you don't even own, in the bed of the five-year-old of your next door neighbor. 2)To get drunk/medicated enough to pass out.
I tanked out after the party last night.
by your_royal_shortness92 November 13, 2006
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