1 definition by Durt McGavin

when your behavior towards your significant other resembles the way you would interact with acquaintances and co-workers.
Guy 1: My girlfriend was chumin' me all night.
Guy 2: How so?
Guy 1: when her friends came around she wouldn't even hold my hand and she patted me on the back when we hugged like she's my aunt or something.
by Durt McGavin January 10, 2008
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