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 foil. 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] jogger n. person who jogs, esp. for exercise.