What does the word clarion mean?

Usage examples for clarion

  1. The air was so clear our voices went out like clarion calls. – Sixty Years of California Song by Margaret Blake-Alverson
  2. Shouts, neighings, and clashing of armour rose in the air, and clarion flourishes sounded the charge. – Salammbo by Gustave Flaubert
  3. The Clarion matter is pressing. – Marcella by Mrs. Humphry Ward