Noun

• S: (n) 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?"
• S: (n) arse, arsehole, asshole, bunghole (vulgar slang for anus)
• domain usage
• direct hypernym / inherited hypernym / sister term
• S: (n) anus (the excretory opening at the end of the alimentary canal)
• S: (n) arse, arsehole, asshole, bunghole (vulgar slang for anus)
• S: (n) imperforate anus (a congenital defect of the anus; there is partial or complete obstruction of the anal opening)