What does the word gilding mean?

Usage examples for gilding

  1. In the evening he again turned his back on the city, taking his way " where Liffey rolls her dead dogs to the sea," along to the wall on the shore, whence be delighted to see the sun sink into the waters, gilding ocean, ships, and city as it vanished. – Burke by John Morley
  2. Far away the Sun was gilding the hard outlines of mountains that ringed them in. – The Finding of Haldgren by Charles Willard Diffin