ETYMOLOGY
from switch + tail
EXAMPLE 1 (for n.1)
“…she was observed to ride forth in a Cavalcade somewhat extraordinary pleasant , viz. a good rich Velvet Saddle, and fashionable upon a sorry Horse with a Switch-Tail that us’d to carry Lime, and not Ladies; A gentile Surtout or riding-Suit; with her Shoulders warmly wrapt up in a good White Serge whittle: A pretty handsome Commode of the newest fashion, upon which was gracefully plac’d a good homely Straw Hat, with a long Pole like a Sugar Loaf, so that Cit and Bumpkin seem’d never better met or set off since the Creation …”
From: The Adventures of the Helvetian Hero, with the Young Countess of Albania;
Or, The Amours of Armadorus and Vicentina: a Novel
Unknown author, 1694
EXAMPLE 2 (for n. 2.)
“…I can look a gangster in the eye and make him change his mind, but I can’t do a thing with a woman no more. At one time I had nine big switch-tail women on my personal payroll, and they all stole from me, picked me clean. Buzzards!
From: McSorley’s Wonderful Saloon
By Joseph Mitchell, 1943
Lexicophilia 