this is short for Monkey Food (honestly) is originated from spending the day with Mad Jack and eating crisps
Man - You eat Mo Fo you smelly person
Guy - Your meen
by Rob July 4, 2004
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o sho wo o so mo fo fo yo mo fo no o do dyo wo so
ho mo fo wo ho no o co no wo yo co mo so o tho po o wo mo io jo ho o YO!!!!!!!!!!!!
by jimbo February 3, 2005
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abreviation for mary francis
hey mo fo
by blah blah blah February 16, 2004
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Another word for mother fucker (as in someone who fucks peoples mothers)
Instead of saying "Shut up mother fucker"
instead say "Shut up mo-fo"
by Fiona Schrapel September 18, 2005
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Simple word to identify Tommy. A Tommy at work needs to be identified as a mo fo.
Die Mo Fo. Tommy is such a Mo Fo. I just can't believ how Mo Fo you are today.
by Mat July 7, 2004
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