Top Definition
Pronounced like "immunity", but with an "Oh." Military slang referring to the lighter penalties that officers usually recieve when compared to enlisted men.
Captain Williams got transferred, but didn't get relieved like First Sergeant Jones, thanks to his O-munity. They'll probably give him the bronze star to cover it all up.
by Soldier184 February 28, 2006
6 Words related to O-munity

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