Tatou \Ta*tou"\, n. [Cf. {Tatouay}.] (Zo["o]l.) The giant armadillo ({Priodontes gigas}) of tropical South America. It becomes nearly five feet long including the tail. It is noted for its burrowing powers, feeds largely upon dead animals, and sometimes invades human graves.
tatou n : about three feet long exclusive of tail [syn: {giant armadillo}, {tatu}, {Priodontes giganteus}]