Definitions for MC
Random House Webster's College Dictionary
master of ceremonies.
Member of Congress.
var. of Mac-.
a combining form, used esp. to form nonce words, with the meaning “generic; homogenized”:
McSchools that offer no individual attention; reading McNews instead of a serious newspaper.
Category: Common Vocabulary
Origin of Mc-:
<Mc(Donald's), chain of fast-food restaurants
megahertz, MHz, megacycle per second, megacycle, Mc(noun)
one million periods per second
(in Irish and Scottish patronymic surnames) son of