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This is when your girlfriend or wife, whom you often call baby, is acting in a fashion that is considered 'not nice'.
"Dont be a poopy baby and bring that stuff up while we are at dinner."
by gutwrencher July 28, 2006
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An affectionate name for one's significant other. Especially humorous after they take a poop.
"Aw, I love you, poopy baby but your poopy smells!"
by davydude September 20, 2006
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