jog

Concise Oxford English Dictionary © 2008 Oxford University Press:
jog/ʤɒɡ/

▶verb (jogs, jogging, jogged)

• 1 run at a steady, gentle pace, especially as a form of exercise.

  ■ (of a horse) move at a slow trot.

  ■ (jog along/on) continue in a steady, uneventful way.

• 2 nudge or knock slightly.

▶noun

• 1 a spell of jogging.

• 2 a gentle running pace.

• 3 a slight push or nudge.

– phrases
jog someone's memory cause someone to remember something.

– origin ME (in the sense ‘stab, pierce’): var. of jag1.