dirty big mac

A dirty big mac is simply a cold big mac that has been tossed on your floor, and pissed on.

"Dude I woke up an my mom was doing a dirty big mac on my bedroom floor"

by Big_Bongo February 13, 2021

Big Mac Masterpiece

The guy orders one juicy Big Mac and proceeds to stick it in his ass and make the girl eat it

The girl had a very delicious Big Mac masterpiece

by The big okie October 24, 2019

Big Mac Ass

An ass that is so big and amazing that you you just want to take a bite out of it.

Did you see that chick on the treadmill with the big mac ass?

Yea, I just want to go take a bite out of it!

by crackle1102 August 18, 2014

big mac

slang for '25', as in quarter pounder.

Where's Dollar/Mark? "figure, Big Mac"

by Mark in the Dark February 28, 2006

Boston Big Mac

The term means to replace the middle bun of a double stacked burger, specifically a McDonald's Big Mac, with a Boston Cream. The result is a mess of calories and delicious (not really at all) creamy, meaty goodness

Yo guy, let's hit up McDonalds and Tim Hortons and make ourselves some Boston Big Macs

by BedsideKush March 10, 2011

Big-Mac Up'ed

Owning up to something when you know, and the people all around you know that you are guilty.

My brothers boss said he had more vacation then he really had, he felt guilty so he Big-Mac Up'ed and told his boss that he had already used his days.

by Bella Jones January 11, 2010

Big Mac Attack

When you're raped by a fast food employee

Carrie had a Big Mac Attack last week.
Holy shit bro!

by thisishorrible April 14, 2012