two-toed sloth

noun

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/.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for unau

unau

noun

the two-toed slothSee sloth (def. 1)

Word Origin for unau

C18: via French from Tupi

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012