What does the word testify mean?

Usage examples for testify

  1. We testify on our conscience and fortune, that he is the breed concerning which the prophet said, 'the true runners, when they run, strike fire; they grant prosperity until the day of judgment. – Anecdotes of the Habits and Instinct of Animals by R. Lee
  2. You know I must go to Chester in a few days, and must wait till I'm called to testify. – The Story Of Kennett by Bayard Taylor
  3. They might even let it come to a trial and testify against us. – The City of Fire by Grace Livingston Hill