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1.
Flacho is derived from the word macho . It is indicative of macho-ism in a female, especially of the lesbian variety. Therefore the F(emale) and L(esbian) replace the M in macho, and therefore proceed to produce flacho.
guy 1: dude that girl is so flacho!
guy 2: yea..i kind of admire her muscle shirt.
by grace April 22, 2005
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