Jog  —v. (-gg-) 1 run slowly, esp. As exercise. 2 push or jerk, esp. Unsteadily. 3 nudge, esp. To alert. 4 stimulate (the memory). 5 (often foll. By on, along) trudge; proceed ploddingly (must jog on somehow). 6 (of a horse) trot. —n. 1 spell of jogging; slow walk or trot. 2 push, jerk, or nudge. [probably imitative]