1 definition by tehrealmcgangbang
The McGangbang is basically a custom order sandwich from McDonald's. It consists of a McChicken sandwich inside a double cheeseburger. Though the origins of this sandwich have been argued about on numerous occations this sandwich was actually invented by an employee about five years before it's debut on Youtube in 2008.
by tehrealmcgangbang April 11, 2011