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when given the choice of one or more restaurants to go to, and you choose one, but soon wish you had chosen something else.
Guy 1: Dude, IHOP, or Denny's?
Guy 2: Denny's.

(upon arrival to Denny's.)

Guy 2: Damn, I'm having a serious case of regrestaurant.
by teresaa March 08, 2009
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