| Main Entry: | |
| Part of Speech: | verb |
| Definition: | caution that something may happen |
| Synonyms: | admonish, advise, alarm, alert, apprise, dissuade, flag, forbode, give fair warning, give the high sign, portend, premonish, pull one's coat, put a bug in one's ear, put on guard, put one wise, telegraph, tip, tip off, wave a red flag |