Noun arse has 2 senses
- buttocks, nates, arse, butt, backside, bum, buns, can, fundament, hindquarters, hind end, keister, posterior, prat, rear, rear end, rump, stern, seat, tail, tail end, tooshie, tush, bottom, behind, derriere, fanny, ass - the fleshy part of the human body that you sit on; "he deserves a good kick in the butt"; "are you going to sit on your fanny and do nothing?"
--1 is a kind of body part
--1 is a part of torso, trunk, body
- anus, arse, arsehole, asshole - excretory opening at the end of the alimentary canal
--2 is a kind of orifice, opening, porta
--2 is a part of rectum
--2 has parts: anal sphincter, sphincter ani, musculus sphincter ani
--2 has particulars: imperforate anus
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