M.

Etymology 2
From Ms., Mrs., Mr., Miss, Mister, Mistress, Master, Magistrate, Missus.

Noun

 * 1) * 1982 July 10, Mx. John Eldridge (username "floyd!jce"), More words and sex, net.nlang :
 * while we're at it, let's get rid of all this Miss/Mrs/Mr/Ms crap. It wasn't much of a step to go from Miss/Mrs to Ms; after all, the issue should be that gender is unimportant. How about one generic title for everyone? For instance, M. Smith, M. Jones.
 * 1) * 1983 September 27, Martin Taylor, Miss/Mrs/Ms, net.women :
 * I like the idea of just "M. Smith". Who cares whether the person is male or female if the matters under discussion are just business? If this is confusable with "Malcolm Smith" or "Marylin Smith", why not use "Mx. Smith" instead.
 * I like the idea of just "M. Smith". Who cares whether the person is male or female if the matters under discussion are just business? If this is confusable with "Malcolm Smith" or "Marylin Smith", why not use "Mx. Smith" instead.

Etymology 3
Abbreviation

Translations

 * Czech:
 * German:, M/
 * Polish:
 * Slovak: vz.

Usage notes

 * In modern standard French as spoken in France, the usual abbreviation of is, and its plural, the abbreviation of , is  Uncommonly,  (and archaically ) is found as an alternative abbreviation of ; its plural is . In older French, especially in Louisiana, Guernsey and elsewhere,  (and ) was found as an alternative plural, i.e. an alternative abbreviation of.