two-toed sloth

two-toed sloth Word Origin noun

1. either of two sloths of the genus Choloepus, having two claws on the forelimbs and three on the hind limbs, including C. didactylus and C. hoffmanni.

Origin of two-toed sloth First recorded in 1765–75 Also called u·nau, u·nai [yoo-naw, oo-nou] /yuˈnɔ, uˈnaʊ/. British Dictionary definitions for unau unau noun

1. the two-toed slothSee sloth (def. 1)

Word Origin for unau C18: via French from Tupi