Green’s Dictionary of Slang

-arsed sfx

also -arse
[arse n. (1); the initial citation, before any use of arse became sl., is in Abbot Aelfric’s Glossary, c.1000, as trans. of the Lat. tergosus]

1. [mid-16C+] describing someone’s arse n. (1), usu. the shape or size, e.g. bare-arsed adj., hopper-arsed adj.

2. [18C+] in fig. use, describing the type of person, e.g. hot-arsed adj., ragged-arsed adj.