Verb: To aggresively masterbate.
by mcjeezy April 21, 2008
Get the C-MACin-it mug. When a person is hitting on the opposite sex in a large group of friends, is being completely obvious about it, and has no shame at all
by adam schott! January 11, 2008
Get the macin and cheesinmug. 
bro 1-"hey man i saw you over there macin some cheese on those sexy females".
bro 2-" yea those bitches looked hungry for lovin, you know i had to mac some cheese"
bro 1- " they eat it up?"
bro2-" you know it!. they gobbled that shit up quick; i got all their numbers."
bro 2-" yea those bitches looked hungry for lovin, you know i had to mac some cheese"
bro 1- " they eat it up?"
bro2-" you know it!. they gobbled that shit up quick; i got all their numbers."
by verycheeesy December 1, 2009
Get the macin some cheesemug. 
