adjective, noun, plural -ries.| 1. | of, giving, or containing advice: an advisory letter from a stockbroker. |
| 2. | having the power or duty to advise: an advisory council. |
| 3. | a report on existing or predicted conditions, often with advice for dealing with them: an investment advisory. |
| 4. | an announcement or bulletin that serves to advise and usually warn the public, as of some potential hazard: a health advisory; a travelers' advisory. |
| 5. | an announcement from the U.S. National Weather Service to keep the public informed about the progress of a potentially dangerous weather condition: hurricane advisory; tornado advisory. Compare warning (def. 3), watch (def. 20). |