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1.
The process of prefixing everything with "Mc" to make it more popular.

E.g., McRib, McNuggets, McChicken....

Also, MC Hammer was a way better rapper before he changed it to just "Hammer."
"Instead of getting a sandwich made of ground up pig sphincters pressed into a rectagular pattie shape and slathered in rancid ketchup for lunch, why don't get get some McRibs instead?"

"I'm McLovin' It!"
by GrumpyDoc October 23, 2011