When a guy takes a McDonald's burger (or any other crap fast food burger) and proceeds to stuff it in the vaginal crease of a female counterpart and then fucks it.
A double cheese burger with only one piece of cheese. A Mcdouble is specifically designed for the fast fooders to pussy to handle two pieces of cheese on a double cheese burger.
this guy is to pussy to handle a double cheese burger with two pieces of cheese so he has to order a Mcdouble.