<p><strong>Noun:</strong></p><ul><li>habitual disinclination to exertion; laziness; indolence: Indifference, negligence, and sloth have no place in the classroom.</li><li>Synonyms: idleness</li><li>any of several slow-moving, arboreal, tropical American edentates of the family Bradypodidae, having a long, coarse, grayish-brown coat often of a greenish cast caused by algae, and long, hooklike claws used in gripping tree branches while hanging or moving along in a habitual upside-down position.</li><li>a pack or group of bears.</li></ul>