What does the word verve mean?

Usage examples for verve

  1. It pictured native life with verve, skill, keenness of insight, and fine pictorial view. – A Text-Book of the History of Painting by John C. Van Dyke
  2. It is grand, it is terrifying in verve, in philosophy, in novelty, in painting, in style. – Balzac by Frederick Lawton