SLOTH = 1. a disinclination to do any work or activity; 2. a person who is lazy; 3. slow-moving animal found in Central and South America, an animal that moves very slowly and spends much of its time hanging upside down from trees Synonyms: inaction, slowness, laziness, sluggishness, lethargy, Antonyms: activity, Examples: - Marc slothful <...>