definition of
arse

[1] #1 arse n. [buttocks, nates, 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?". wn

[2] #2 arse n. [arsehole, asshole, bunghole] vulgar slang for anus. wn