when you helicopter (spin) your dick in a circular motion so face that all the blood goes to the head, cause it to bulge like a sphere. Resembles a mace
Guy 1: Dude you! Your head is going to explode!
Guy 2: Don't worry man! It's just a meat mace, everyone's been doing this since kindergarten.
Guy 2: Don't worry man! It's just a meat mace, everyone's been doing this since kindergarten.
by jffellis2 October 22, 2013
 Get the Meat Macemug.
Get the Meat Macemug. by Allabaster November 9, 2009
 Get the Meat macemug.
Get the Meat macemug.