Top Definition
The regretable contemplation of recent events that occured during a state of total ineberation causing one to rethink their existence in it's entirety.
Veronica: Shit, dude the couch is wet again.

Erin: Colleen!!

Colleen: (laughs) I knew I was feeling some Blackout Guilt (B.O.G) this morning
by Maggie Murphy January 29, 2011

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