\Ba*teau"\, n.; pl. {Bateaux}. [F. bateau, LL. batellus,
fr. battus, batus, boa, which agrees with AS. b[=a]t boat:
cf. W. bad boat. See {Boat}, n.]
A boat; esp. a flat-bottomed, clumsy boat used on the
Canadian lakes and rivers. [Written also, but less properly,
{batteau}.]
{Bateau bridge}, a floating bridge supported by bateaux.