Green’s Dictionary of Slang

light skirt(s) n.

[light adj. (1)]

a prostitute; also as adj.

[UK]J. Hall Virgidemiarum (1599) Bk I 17: Like as she were some light-skirts of the rest, In mightiest ink-hornismes he can thither wrest.
[UK]Return from Parnassus Pt II I ii: Hath not Shore’s wife, although a light-skirts she, Giv’n him a chaste, long-lasting memory?
Crooke Microcosmographia V xi: The excuse of a light-skirts ... to saue her honesty.
[UK]R. Bernard Ruths recompence 67: Naomi was not of that mind to make her selfe a mother out of marriage, as many wantons and Light-skirts doe; making themselues whores, and their children bastards, and all for satisfying the rage of present lust,.
[US]N. Whiting Albino and Bellama 61: Many trulls, like Menelaus wife, And she such light-skirt things for chaste ones sels, With whom dissembling and deceits are rife.
The British bell-man 6: We will not build our Salvation upon the facing impudence of such light skirts [i.e. female worshippers of paganism] , such hollish Impostours.
[UK]Greene & Lodge Lady Alimony II vi: I must confess Tinder that light-skirt with impetuous heat Sometimes pursu’d me.
[UK]T. Ford Virtus rediviva 11: How now light-skirts? have you got your Champion / To shield you from our anger?
[UK]J. Ray Proverbs (2nd edn) 90: A Whore [...] A light-skirts.
[UK]Motteux (trans.) Pantagruelian Prognostications (1927) II 693: Those whom Venus is said to rule, as Punks, Jills, [...] Trulls, Light skirts, Wrigglers, Misses, Cats, Riggs.
[UK]H. Taylor Philip van Artevelde Pt II iii 3: Oh, she’s a light skirts! yea, and at this present A little, as you see, concern’d with liquor [F&H].

In derivatives

light skirtedness (n.)

sexual licence.

[UK]R. Carew (trans.) Estienne’s World of Wonders 101: If it were not light skirtedness and leuitie that caused her to companie with Tarquinius, she is vniustly punished.