Source : Webster's Revised Unabridged Dictionary (1913)

Jot \Jot\, n. [L. iota, Gr. ? the name of the letter (E. i, Heb.
   y?d), the smallest letter of the Greek alphabet. Cf. {Iota}.]
   An iota; a point; a tittle; the smallest particle. Cf. {Bit},
   n.

         Till heaven and earth pass, one jot or one tittle shall
         in no wise pass from the law, till all be fulfilled.
                                                  --Matt. v. 18.

         Neither will they bate One jot of ceremony. --Shak.

Jot \Jot\, v. t. [imp. & p. p. {Jotted}; p. pr. & vb. n.
   {Jotting}.]
   To set down; to make a brief note of; -- usually followed by
   down.

Source : WordNet®

jot
     n 1: a brief (and hurriedly handwritten) note [syn: {jotting}]
     2: a slight but appreciable addition; "this dish could use a
        touch of garlic" [syn: {touch}, {hint}, {tinge}, {mite}, {pinch},
         {speck}, {soupcon}]
     [also: {jotting}, {jotted}]

jot
     v : write briefly or hurriedly; write a short note of [syn: {jot
         down}]
     [also: {jotting}, {jotted}]