What does the word rigid mean?

Usage examples for rigid

  1. For a moment he sat rigid, lips tightly compressed, as if stunned. – The Gray Phantom's Return by Herman Landon
  2. His rigid look softened involuntarily. – Marcella by Mrs. Humphry Ward
  3. So I have let you live, unless- She did not finish the thought, but stood in rigid attention, listening to the increasing volume of rifle- fire. – The Argus Pheasant by John Charles Beecham