arse

Arse \Arse\ ([aum]rs), n. [AS. ears; [ae]rs; akin to OHG. ars. G. arsch, D. aars, Sw. ars, Dan. arts, Gr. ? (cf. o'yra` tail).] The buttocks, or hind part of an animal; the posteriors; the fundament; the bottom. [1913 Webster]