<p><strong>Noun</strong></p><ul><li>a backhanded stroke.</li><li>Swimming: a stroke made while on one's back.</li><li>a blow or stroke in return; recoil.</li></ul><p><strong>Verb</strong></p><ul><li>(used without object) back·stroked, back·strok·ing: Swimming: to swim the backstroke: She backstroked across the pool.</li></ul>