Source : Webster's Revised Unabridged Dictionary (1913)

Jog \Jog\, v. t. [imp. & p. p. {Jogged}; p. pr. & vb. n.
   {Jogging}.] [OE. joggen; cf. W. gogi to shake, and also E.
   shog, shock, v.]
   1. To push or shake with the elbow or hand; to jostle; esp.,
      to push or touch, in order to give notice, to excite one's
      attention, or to warn.

            Now leaps he upright, jogs me, and cries: Do you see
            Yonder well-favored youth?            --Donne.

            Sudden I jogged Ulysses, who was laid Fast by my
            side.                                 --Pope.

   2. To suggest to; to notify; to remind; to call the attention
      of; as, to jog the memory.

   3. To cause to jog; to drive at a jog, as a horse. See {Jog},
      v. i.

Jog \Jog\, v. i.
   To move by jogs or small shocks, like those of a slow trot;
   to move slowly, leisurely, or monotonously; -- usually with
   on, sometimes with over.

         Jog on, jog on, the footpath way.        --Shak.

         So hung his destiny, never to rot,

         While he might still jog on and keep his trot.
                                                  --Milton.

         The good old ways our sires jogged safely over. --R.
                                                  Browning.

Jog \Jog\, n.
   1. A slight shake; a shake or push intended to give notice or
      awaken attention; a push; a jolt.

            To give them by turns an invisible jog. --Swift.

   2. A rub; a slight stop; an obstruction; hence, an
      irregularity in motion of from; a hitch; a break in the
      direction of a line or the surface of a plane. --Glanvill.

   {Jog trot}, a slow, regular, jolting gait; hence, a routine
      habit or method, persistently adhered to. --T. Hook.

Source : WordNet®

jog
     n 1: a sharp change in direction; "there was a jog in the road"
     2: a slow pace of running [syn: {trot}, {lope}]
     3: a slight push or shake [syn: {nudge}]
     [also: {jogging}, {jogged}]

jog
     v 1: continue talking or writing in a desultory manner; "This
          novel rambles on and jogs" [syn: {ramble on}, {ramble}]
     2: even up the edges of a stack of paper, in printing [syn: {square
        up}, {even up}]
     3: run for exercise; "jog along the canal"
     4: run at a moderately swift pace [syn: {trot}, {clip}]
     5: give a slight push to
     6: stimulate to remember; "jog my memory"
     [also: {jogging}, {jogged}]