What does the word dab mean?

Usage examples for dab

  1. His white mustache and little dab of pointed beard seemed whiter against the darkness of passion which mounted to his scowling eyes. – The Rustler of Wind River by G. W. Ogden
  2. He was a smooth one to talk, and was a dab at the ways of gentlefolks. – Great Expectations by Charles Dickens
  3. Mr. Longdon thought a moment, giving a dab with his pocket- handkerchief. – The Awkward Age by Henry James