The Collaborative International Dictionary of English v.0.48:

Jog \Jog\ (j[o^]g), v. t. [imp. & p. p. Jogged (j[o^]gd); p.
   pr. & vb. n. Jogging (j[o^]g"g[i^]ng).] [OE. joggen; cf. W.
   gogi to shake, and also E. shog, shock, v.]
   [1913 Webster]
   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.
      [1913 Webster]

            Now leaps he upright, jogs me, and cries: Do you see
            Yonder well-favored youth?            --Donne.
      [1913 Webster]

            Sudden I jogged Ulysses, who was laid
            Fast by my side.                      --Pope.
      [1913 Webster]

   2. To suggest to; to notify; to remind; to call the attention
      of; as, to jog the memory.
      [1913 Webster]

   3. To cause to jog; to drive at a jog, as a horse. See Jog,
      v. i.
      [1913 Webster]