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1. One who deflates another's enthusiasm, hopes or dreams - a buzz kill.
2. One who is prone to masturbation.
1. I don't mean to be a cornbruiser but that girl you hooked up with last night used to be a guy.

2. (in verb form) Sorry I didn't answer your call last night, I was in the middle of bruising my corn.
by NURussell May 22, 2007
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