sloth

 
Pronunciation: /sləʊθ/

noun

  • 1 [mass noun] reluctance to work or make an effort; laziness: he should overcome his natural sloth and complacency
  • 2a slow-moving tropical American mammal that hangs upside down from the branches of trees using its long limbs and hooked claws.
    • Families Bradypodidae (three species of three-toed sloth in genus Bradypus) and Megalonychidae (two species of two-toed sloth in genus Choloepus), order Xenarthra (or Edentata).

Origin:

Old English: from slow + -th2