Green’s Dictionary of Slang

doxy adj.

also doxie

1. of a woman, corrupt, amoral, whorish; usu. as doxy-dell

[UK]Scoundrel’s Dict.

2. with ref. other than to a woman, flashy, ‘tarted up’.

[US]E. Weiner Drop Dead, My Lovely (2005) 133: Atlantic City was its usual dolled up doxy self.

In compounds

doxy-dell (n.) [dell n. (1)]

a whore.

[UK]Dekker ‘Canting Song’ O per se O O1: This Doxie dell, can cut bien whids, and wap well for a win.
[UK]J. Taylor ‘Taylors Revenge’ in Works (1869) II 144: For two-pence in some drunken Bawdy-booth, / To please thy Doxy-dells sweet stinking tooth.
[Ire]Head Eng. Rogue I 36: A health went round to the Prince of Maunders [...] a third to the Marquess of Doxy Dells and Rum morts.
[UK]J. Shirley Triumph of Wit 196: [as cit. 1612].