WordNet (r) 3.0 (2006):

silk stocking
    n 1: women's stockings made from a sheer material (nylon or
         rayon or silk) [syn: nylons, nylon stocking, rayons,
         rayon stocking, silk stocking]

Moby Thesaurus II by Grady Ward, 1.0:

45 Moby Thesaurus words for "silk stocking":
   Brahman, archduke, aristocrat, armiger, baron, baronet, blue blood,
   cafe-society, count, daimio, duke, earl, elite, esquire, gentleman,
   grand duke, grandee, hidalgo, high-society, in society, jet-set,
   lace-curtain, laird, landgrave, lord, lordling, magnate, magnifico,
   margrave, marquis, noble, nobleman, optimate, palsgrave, patrician,
   peer, seigneur, seignior, socially prominent, squire, swell,
   thoroughbred, upper-cruster, viscount, waldgrave