MATE n.
a merchant vessel ranking next below the captain. If there are more than one bearing the title, they are called, respectively, first mate, second mate, third mate, etc. In the navy, a subordinate officer or assistant; as, master's mate; surgeon's mate.
MIDSHIPMAN n.
marine fish of the genus Porichthys, allied to the toadfish. Cadet midshipman, formerly a title distinguishing a cadet line officer from a cadet engineer at the U. S. Naval Academy. See under Cadet. -- Cadet midshipman, formerly, a naval cadet who had served his time, passed his examinations, and was awaiting promotio…
MISTRESS n.
A title of courtesy formerly prefixed to the name of a woman, married or unmarried, but now superseded by the contracted forms, Mrs., for a married, and Miss, for an unmarried, woman. Now Mistress Gilpin (careful soul). Cowper.
MUNIMENT n.
A record; the evidences or writings whereby a man is enabled to defend the title to his estate; title deeds and papers. Blount. Muniment house or room, that room in a cathedral, castle, or other public building, which is used for keeping the records, charters, seals, deeds, and the like. Gwilt.