What does the word apprise mean?

Usage examples for apprise

  1. Whenever he chose he could make a circuit around the Winnebagos, and joining the boys beyond, hasten to the hunters' camp and apprise them of their danger; but there remained an abundance of time in which to do that, and he did not wish to leave the vicinity of the enemies until he saw a little more of them. – The Hunters of the Ozark by Edward S. Ellis
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