When somone being is a doopshmuckle they are acting like a annoying old fat fuck. One who acts like a dick is constantly up their ass. Sad, and a party pooper.

The phenomenon of having to come out as bisexual to the same person/people repeatedly because they assumed or hoped that your sexuality was a "phase." Refers less to the holiday and more to the 1993 Bill Murray comedy film in which the main character experiences the same day over and over.