n. Any American member of the family Alligatoridæ or the family Crocodilidæ; an American crocodile; a cayman; a jacaré.n. [capitalized] [NL.] More specifically, a genus of large lizard-like or saurian reptiles, the type of the family Alligatoridæ, order Crocodilia, formerly family Crocodilidæ, order Sauria. See Alligatoridæ, Crocodilidæ.n. A local name of the little brown fence-lizard, Sceloporus undulatus, common in many parts of the United States.n. A machine for bringing the balls of iron from a puddling-furnace into compact form so that they can be handled; a squeezer.n. A peculiar form of rock-breaker.n. A boat used in handling floating logs. It can be moved overland from one body of water to another by its own power, usually applied through a drum and cable.