Pronunciation: (ba-tō'; Fr. ba-tō'),[key] —n., —pl.-teauxPronunciation: (-tōz'; Fr. -tō').[key] 1. Also,batteau.Naut. a. Chiefly Canadian and Southern U.S.a small, flat-bottomed rowboat used on rivers.
b. a half-decked, sloop-rigged boat used for fishing on Chesapeake Bay; skipjack.
c. (in some regions) a scow.
2. a pontoon of a floating bridge.