The Collaborative International Dictionary
Swan's-down \Swan's"-down`\, or Swans-down \Swans"-down`\, n.
The down, or fine, soft feathers, of the swan, used on various articles of dress.
A fine, soft, thick cloth of wool mixed with silk or cotton; a sort of twilled fustian, like moleskin.
Swan's-down cotton. See Cotton flannel, under Cotton.
n. (alternative spelling of swansdown English)
Usage examples of "swan's-down".
There were evening gowns, scarlet, olive, and a shade of gold which only a certain shade of blonde could wear with effect, kid opera gloves spotted with old blood, and fans of painted silk or swan's-down.