arse, ers

[A.S. ars, ears; Sw. ars; Dut. aars; Ger. arsch; Pers. ars it, arst.] The buttocks or hind part of an animal. ( Chaucer: C. T., 3,732.) To hang an arse : To be tardy, sluggish, or dilatory. ( Vulgar .) "For Hudibras wore but one spur; As wisely knowing, could he stir To active trot one side of 's horse, The other would not hang an arse."