Pronunciation: (brest'strōk", bres'-), [key]
—n., v., -stroked, -strok•ing.
Swimming.a stroke, made in the prone position, in which both hands move simultaneously forward, outward, and rearward from in front of the chest while the legs move in a frog kick.
to swim using the breaststroke.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.