| Noun | 1. | genus Bradypus - type genus of the Bradypodidae: three-toed sloths mammal genus - a genus of mammals Bradypodidae, family Bradypodidae - a family of edentates comprising the true sloths Bradypus tridactylus, three-toed sloth, ai - a sloth that has three long claws on each forefoot and each hindfoot |