The Collaborative International Dictionary of English v.0.48:

Mot \Mot\ (m[o^]t; m[-o], def. 2), n. [F. See Motto.]
   1. A word; hence, a motto; a device. [Obs.] --Bp. Hall.
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            Tarquin's eye may read the mot afar.  --Shak.
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   2. A pithy or witty saying; a witticism. [A Gallicism]
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            Here and there turns up a . . . savage mot. --N.
                                                  Brit. Rev.
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   3. A note or brief strain on a bugle. --Sir W. Scott.
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The Collaborative International Dictionary of English v.0.48:

Mot \Mot\ (m[=o]t), v. [Sing. pres. ind. Mot, Mote, Moot
   (m[=o]t), pl. Mot, Mote, Moote, pres. subj. Mote;
   imp. Moste.] [See Must, v.] [Obs.]
   May; must; might.
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         He moot as well say one word as another  --Chaucer.
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         The wordes mote be cousin to the deed.   --Chaucer.
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         Men moot [i.e., one only] give silver to the poore
         freres.                                  --Chaucer.
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   So mote it be, so be it; amen; -- a phrase in some rituals,
      as that of the Freemasons.
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WordNet (r) 3.0 (2006):

mot
    n 1: a clever remark [syn: bon mot, mot]
    2: a compulsory annual test of older motor vehicles for safety
       and exhaust fumes [syn: MOT, MOT test, Ministry of
       Transportation test]

Moby Thesaurus II by Grady Ward, 1.0:

73 Moby Thesaurus words for "mot":
   adage, ana, analects, aphorism, apothegm, axiom, bon mot, boutade,
   bright idea, bright thought, brilliant idea, byword, catchword,
   collected sayings, conceit, crack, current saying, dictate, dictum,
   distich, epigram, expression, facetiae, flash of wit,
   flight of wit, gibe, gnome, golden saying, happy thought, maxim,
   moral, motto, nasty crack, oracle, persiflage, phrase,
   pithy saying, play of wit, pleasantry, precept, prescript, proverb,
   proverbial saying, proverbs, quip, quips and cranks, repartee,
   retort, riposte, sally, saw, saying, scintillation, sentence,
   sententious expression, sloka, smart crack, smart saying,
   snappy comeback, stock saying, stroke of wit, sutra, teaching,
   text, turn of thought, verse, wisdom, wisdom literature,
   wise saying, wisecrack, witticism, word, words of wisdom



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

MOT
       Means of Test