WAISTCOATEER
Etymology
Noun
waistcoateer (plural waistcoateers)
(obsolete) One wearing a waistcoat; especially, a woman wearing one uncovered, or thought fit for such a habit; hence, a loose woman; strumpet.
Source: Wiktionary
Waist`coat*eer", n.
Definition: One wearing a waistcoat; esp., a woman wearing one uncovered,
or thought fit for such a habit; hence, a loose woman; strumpet.
[Obs.]
Do you think you are here, sir, Amongst your waistcoateers, your base
wenches Beau. & Fl.
Source: Webster’s Unabridged Dictionary 1913 Edition