sky-piece

sky-piece

dated A hat, especially belonging to a man. The ruffian snatched the sky-piece clean off the fella's head and crumpled it up into a wrinkled little ball. We all took off our sky-pieces as a show of respect for the man who had died.
Farlex Dictionary of Idioms.

sky rug

n. a toupee; a man’s wig. I think he is wearing a sky rug.
See also: rug, sky
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • sky rug
  • get pinked
  • get pinned for (something
  • like a can of corn
  • pinked
  • sourpuss
  • (as) black as the devil
  • (as) black as a raven
  • raven
  • (as) black as a raven's wing