What does the word umber mean?

Usage examples for umber

  1. The popples, shining silvery, were almost bare of leaves, but the scrub oaks clung tenaciously to a crackling umber- brown foliage. – The Adventures of Bobby Orde by Stewart Edward White
  2. The vermilion deepened into charred umber, and soon the west was a blackened grate; another day vanished in ashes. – The Puppet Crown by Harold MacGrath