Pronunciation: (wôrn), [key]
1. to give notice, advice, or intimation to (a person, group, etc.) of danger, impending evil, possible harm, or anything else unfavorable: They warned him of a plot against him. She was warned that her life was in danger.
2. to urge or advise to be careful; caution: to warn a careless driver.
3. to admonish or exhort, as to action or conduct: She warned her employees to be on time.
4. to notify, advise, or inform: to warn a person of an intended visit.
5. to give notice to (a person, group, etc.) to go, keep at a distance, etc. (often fol. by away, off, etc.): A sign warns trespassers off the grounds. A marker warned boats away from the dock.
6. to give authoritative or formal notice to (someone); order; summon: to warn a person to appear in court.

to give a warning; caution: to warn of further disasters.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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