who the deuce
An emphatic way of forming any statement or question beginning with "who," typically when expressing frustration, anger, irritation, incredulousness, etc. Who the deuce ate my lunch? That's the third time this month! A: "Who the deuce was that guy?" B: "I dunno, just some weirdo, I guess." The game show gives you a lifetime supply of hot sauce if you win? Who the deuce would want that as their prize?
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