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A synonym for a man's genitalia, possibly erect, resembling the shape of a banana.
Ralf: Whoa Jeremy, you can totally see that guy's manbanana through his speedo.

Jeremy: I always kinda figured you were gay, Ralf.
by i do cocaine April 25, 2008
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A banana with human like characteristics such as eyes, legs, arms, mouth, etc. Often associated with wisdom, joy, or happiness.
Man, look at that spectacular man banana walking around Madrid.
by Dean Hood March 27, 2010
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