slinky

Etymology

slink + -y

adj

1. Furtive, stealthy or catlike.
2. (Northumbria, dated) Thin; lank; lean.
   Do you see that are tall, limber-timbered, slinky-lookin' man with the blue cloak and two long black cords a-hangin' from it with almighty big tassels a-danglin' to the eend of it like the lamp-rope there, a-carryin' part of the cloak folded on one arm like a Roman senator, and t'other arm kimber, with his hat cockaded military like?--well, that is General Conrad Corncob. 1836, Thomas Chandler Haliburton, The Clockmaker, volume 3, London: Richard Bentley, published 1843, page 163
   "Oh--that," said Mrs. Savaker, jerking her head in the direction of the defunct exciseman; "that war my husband, and war thow't a gude likeness. But it's not. It's not half red enough, an a deal too slinky in the should for him." 1871, Henry Holl, The Golden Bait, volume 3, page 9
3. Of a garment: close-fitting; clingy.
   The double-breasted blazer which is on every front row this season came with an elbow-length sleeve for spring, while jumpsuits, a signature of the label, came slinky and tailored or in a blowsier boiler suit silhouette. October 2, 2017, Jess Cartner-Morle, “Stella McCartney lays waste to disposable fashion in Paris”, in the Guardian