sloth in WordNet English dictionary

1. apathy and inactivity in the practice of virtue (personified as one of the deadly sins)
   sloth  laziness  acedia 
   
2. any of several slow-moving arboreal mammals of South America and Central America; they hang from branches back downward and feed on leaves and fruits
   sloth  tree sloth 
   
3. a disinclination to work or exert yourself
   sloth  slothfulness