n. (Zool.) A goatlike animal (Capra Jemlaica) native of the Himalayas. It has small, flattened horns, curved directly backward. The hair of the neck, shoulders, and chest of the male is very long, reaching to the knees. Called also serow, and imo. [ Written also thaar, and tahr. ] [ 1913 Webster ]

v. impersonal, pres. [ OE. thar, þarf, AS. þearf, infin. þurfan to need; akin to OHG. durfan, G. dürfen to be allowed, Icel. þurfa to need, Goth. þaúrban. ] It needs; need. [ Obs. ] Piers Plowman. [ 1913 Webster ]

What thar thee reck or care? Chaucer. [ 1913 Webster ]

n. pl. [ AS. þearm a gut; akin to D. & G. darm, Icel. þarmr, Sw. & Dan. tarm. √53. ] Twisted guts. [ Obs. or Prov. Eng. ] Ascham. [ 1913 Webster ]

n. (Zool.) A small American butterfly (Phycoides tharos) having the upper surface of the wings variegated with orange and black, the outer margins black with small white crescents; -- called also pearl crescent. [ 1913 Webster ]