Long-distance athletic event

Wiktionary Word definitions in Wiktionary
n. A sport in which people try to walk as fast as possible, subject to the constraint that at least one foot must be on the ground at all time (or else they would be running). vb. (present participle of racewalk English)

Wikipedia Word definitions in Wikipedia
Racewalking , or race walking , is a long-distance discipline within the sport of athletics . Although it is a foot race, it is different from running in that one foot must appear to be in contact with the ground at all times. This is assessed by race judges ...