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The feeling of courage and fearlessness derived from drinking alcohol.

The newly acquired sense of confidence from heavy drinking in lieu of an otherwise stressful situation.
Bob: "Hey Sancho, are you nervous for that board presentation after lunch on the new product?"

Sancho: "Yeah a little, but I'm not too worried because I'll have plenty of beeronfidence after this third Miller Lite."
by vanwilder2 May 04, 2009
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