The linguistic M codes:

MA - The Babble of an Idiot Savant

MB - The language of German auto mechanics

when they talk to expensive engines.

MC - The language of game show hosts.

MD - The language used when there is no toilet paper in a restroom.

ME - The language of egotists.

MF - Ebonics.

MG - The language of English auto mechanics when speaking to the owners whose cars are still in the shop.

MH - The language of mental health professionals, also called psychobabble.

MI - The language of insecure people who are always asking about themselves.

MJ - The language of the NBA.

MK - The Mother Tongue

ML - The language spoken by Jannings and Zatopek.

MM - The language that rolls off your tongue and not in your pockets.

MN - The language of people who end prayers publicly.

MO - The language of the Three Stooges

MP - The language of Army cops.

MQ - Scatological language where M = 4.

MR - The language of married men. (rarely heard out loud)

MS - The language of feminists.

MT - The language of blondes.

MU - The language of Greek fraternities.

MV - The language of people who win.

MW - The language of Siamese twin sheep.

MX - The language of stockbrokers.

MY - The language of greedy people.

MZ - The language of people who talk in their sleep.