A hard person that dont give a shit. A main head would fight anyone and most times they win. they hard bastards that you dont wana cross.
by Mason, T July 7, 2006
Get the Mainhead mug.by Chalres Babbage May 16, 2003
Get the manhead mug.by boahblahjblah April 16, 2010
Get the mairhead mug.by Sean September 22, 2003
Get the manhead mug."Hey, I just ate everything in the kitchen and consumed approximately 40'000 calories."
"OMG, you're such a Mairhead!"
"OMG, you're such a Mairhead!"
by Fathunter November 19, 2011
Get the Mairhead mug.