What does the word vast mean?

Usage examples for vast

  1. For his mouth was, as it were in the very midst of his face; there was a little forehead above, with eyes set close beneath it, and a little nose, and then his mouth, turned up at the corners as if he smiled, and beneath that a vast chin, as large as the rest of his face. – Oddsfish! by Robert Hugh Benson
  2. Never had the forest land seemed so big, so vast and still as during the slow days which followed. – The Short Cut by Jackson Gregory
  3. The latter, as Muhling's representative, is making a vast fortune for his employer in India. – Anarchism and Other Essays by Emma Goldman