Top definition
A word to express extreme disappointment in a person, place, or thing.
Sawyer: I got so fucked up last night, I woke up with a fat bruise on my face.
Andrew: Wow.. total bummerfuck!

Andrew: That dumb bitch bailed on me again!
Sawyer: God, she's such a bummerfuck!

Doctor: You have AIDS.
You: BUMMERFUCK!
by the fronz November 25, 2007
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