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A name for a fan of the popular show The Mighty Boosh, starring Noel Fielding.
Girl: Oh man, I can't wait for another episode of The Mighty Boosh, so I can memorize some more crimping and impress all my American friends!

Boy: Girl, no one even knows what crimping is. You're such a Boosher.
by britt reid March 06, 2011
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Damn Alan, why do always screw everything up. You are such a boosher.
by Brian April 19, 2005
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