Source : Webster's Revised Unabridged Dictionary (1913)

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.

         He moot as well say one word as another  --Chaucer.

         The wordes mote be cousin to the deed.   --Chaucer.

         Men moot [i.e., one only] give silver to the poore
         freres.                                  --Chaucer.

   {So mote it be}, so be it; amen; -- a phrase in some rituals,
      as that of the Freemasons.

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.

         He moot as well say one word as another  --Chaucer.

         The wordes mote be cousin to the deed.   --Chaucer.

         Men moot [i.e., one only] give silver to the poore
         freres.                                  --Chaucer.

   {So mote it be}, so be it; amen; -- a phrase in some rituals,
      as that of the Freemasons.

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.

         He moot as well say one word as another  --Chaucer.

         The wordes mote be cousin to the deed.   --Chaucer.

         Men moot [i.e., one only] give silver to the poore
         freres.                                  --Chaucer.

   {So mote it be}, so be it; amen; -- a phrase in some rituals,
      as that of the Freemasons.

Mot \Mot\ (m[o^]t; m[-o], def. 2), n. [F. See {Motto}.]
   1. A word; hence, a motto; a device. [Obs.] --Bp. Hall.

            Tarquin's eye may read the mot afar.  --Shak.

   2. A pithy or witty saying; a witticism. [A Gallicism]

            Here and there turns up a . . . savage mot. --N.
                                                  Brit. Rev.

   3. A note or brief strain on a bugle. --Sir W. Scott.

Source : WordNet®

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