Top definition
1. One who thinks themself to be teh best.
2. Loser, Poopie, douche nozzle, etc. although very cute.
I'm the best, I'm so MacMill.
by Teh Krizzle March 20, 2005
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2
a sex god in which all girls wish to wrap their ovaries over his cock. usually macmills have very seducing balls which can make a girl have multiple orgasms
he was a real macmill last night he fucked me soo hard i could see jesus
by donkey eater88888 June 16, 2008
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