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1 definition by Newt76

 
1.
The one sober person at a party or bar who leaves first acting like a complete drunk fool to divert law inforcement attention so the rest of the ppl who are actually drunk can leave without fear of persecution.
James is gonna be the Designated Decoy tonight so the rest of us are free to get completely shit-house drunk.
by Newt76 October 10, 2007