A brisk, alternating, up-and-down movement of the legs when swimming with certain strokes, such as the crawl.
More example sentences
- The crawl stroke, with flutter kick, had been introduced into competitive swimming a few years earlier by another Aussie.
- It was the kind of open-water course that required exactly the kind of swimming Kahanamoku did best-the Australian freestyle crawl with a deep flutter kick.
- Another drill that can aid in the acceleration for recovery is swimming butterfly with a flutter kick.