How to pronounce warning:
Example: "A warning that still more bombs could explode"
Example: "A letter of admonition about the dangers of immorality"
Example: "They gave little warning of their arrival"
Example: "Shook a monitory finger at him"
To make (someone) aware of (something impending); especially:
To caution or admonish (someone) against unwise or unacceptable behaviour.
Example: "Don't let me catch you running in the corridor again, i warn you."
(chiefly with "off", "away", and similar words) to advise or order to go or stay away.
Example: "A sign warns trespassers off/away from the site."
To give warning.
Used to warn of danger in signs and notices.