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.