fifth stroke
n.β Β«βIt helps when you have a good dolphin kick. Itβs called undulation. It means you have good wave motion.” That wave motion has carried Kelly to the top of the state leaderboard in just about every stroke. “If youβre good at it, it can work for you,” Scharbat said. “They refer to it as the fifth stroke. Itβs something the elite swimmers have. If youβre doing it just to do it, it wonβt help.”Β» ββMargaret Kelly, a junior, is the latest star at Ann Arbor Pioneer” by Mick McCabe Detroit Free Press (Mich.) Nov. 12, 2004. (source: Double-Tongued Dictionary)