WARNING

n. 1 caution, admonition, advice, counsel, caveat, word (to the wise), tip, notification, notice, threat; lesson, example Cyril never took seriously his doctor's warning about his cholesterol level Let that be a warning to you not to drink and drive. 2 omen, sign, signal, indication, augury, foretoken, portent, foreshadowing, forewarning, prophecy Sailors take that kind of sky and a falling barometer as warning of a hurricane