- M.⇄M.
an abbreviation for the following:
1. majesty.
2. Manitoba.
3. (Music.) manual.
4. mark (unit of German money).
5. marquis.
6. mass.
7. medical.
8. medicine.
9. member.
10. mid - m.⇄m. orm(no period),
an abbreviation for the following:
1. male.
2. manual.
3. mark (in German money).
4. married.
5. masculine.
6. (Physics.) mass.
7. medium.
8. meridian.
9. metal.