Top Definition
Stacking 2 or more Mc Donald's Big Macs into one sandwich.
MC Massacre

Bob was craving a MC Massacre, so we walked down to Mc Donald's and ordered 2 big Macs a piece so we each could create a "MC Massacre"!
by Trowa Barton April 27, 2009

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.