n. 1 a single step in walking or running. b distance covered in this. 2 speed in walking or running. 3 rate of movement or progression. 4 way of walking or running; gait (ambling pace). v. (cing) 1 a walk slowly and evenly (pace up and down). b (of a horse) amble. 2 traverse by pacing. 3 set the pace for (a rider, runner, etc.). 4 (foll. by out) measure by pacing. o keep pace (often foll. by with) advance at an equal rate (to). put a person etc. through his (or her) paces test a person’s qualities in action etc. set the pace determine the speed; lead. [French pas from Latin passus]