noun, verb, -raged, -rag⋅ing.| 1. | Military. a heavy barrier of artillery fire to protect one's own advancing or retreating troops or to stop the advance of enemy troops. |
| 2. | an overwhelming quantity or explosion, as of words, blows, or criticisms: a barrage of questions. |
| 3. | Civil Engineering. an artificial obstruction in a watercourse to increase the depth of the water, facilitate irrigation, etc. |
| 4. | Mycology. an aversion response of sexually incompatible fungus cultures that are growing in proximity, revealed by a persistent growth gap between them. |
| 5. | to subject to a barrage. |