What does the word vouchsafe mean?

Usage examples for vouchsafe

  1. He did not vouchsafe a reply. – Artists' Wives by Alphonse Daudet
  2. Unto which blessed Kingdom may He vouchsafe to bring us all! – The Gospel of the Hereafter by J. Paterson-Smyth
  3. May our Lord vouchsafe to give us His grace for that end! – The Life of St. Teresa of Jesus by Teresa of Avila