A Band from Welland, Ontario. The best fucking band in the whole fucking world.
Oliver Black Fuckin' Rocks!!!!
by Ashlee_Black October 25, 2008
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When you pull your penis out of someones dirty pooper it looks like a black olive put on the tip.
I stuck it in her pooper and got a black olive
by Wincing November 29, 2008
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A "Black Olive" is a term used loosely that refers to something people love or hate with no middle ground.
President Obama is a real black olive, Democrats love him but Republicans hate him.

Man, that Volvo is a black olive...except I don't know anyone who thinks it looks good besides you.

Can we get our pizza with cheese, pepperoni and put black olives on half? Not everyone likes 'em.
by Desmond Moonchild February 22, 2012
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The theory that if one partner in a relationship likes black olives, and the other doesn't, the relationship could work out. If neither party likes, or both parties hate, black olives, according to the theory, their relationship is doomed.
Bro 1: Hey bro, how do your parents get along so well?
Bro 2: Black olive theory, bro. My dad loves black olives and my mom hates 'em.
by 13hopelessromantics September 10, 2012
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