Post-fun depression

The feeling you get after an extremely fun night, when you are sitting at home in your room. (PFD for short-pronounced puf-duh)

I'm having major post-fun depression right now. It's way too quiet at my house.

post-fun

Post-Fun (n) the assertion, common at universities, that discerns some ugly political attachment, real or imagined, to anything commonly enjoyable

"Hey Becky, we're gonna hit the club in heels, wanna go?"

"Nightclubs are a form of --
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"Hey Chad, were gonna smash Jaeger bombs and play darts"

"Wall Street runs the liquor--"

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"Nevermind. They're Post-Fun"