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The term given to a person who is very hard to keep up a conversation with. Usually ending all possible conversations with a one-word dead end.
Person 1 - So i heard you went to some crazy party last night, tell me about it! Did anything interesting happen?

Person 2 - Nope....

Person 1 - You're such a Convo-Breaker you know that?
by Pearcinator June 21, 2009
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