Rage  —n. 1 fierce or violent anger. 2 fit of this. 3 violent action of a natural force. —v. (-ging) 1 be full of anger. 2 (often foll. By at, against) speak furiously or madly. 3 (of wind, battle, etc.) Be violent; be at its height. 4 (as raging adj.) Extreme, very painful (raging thirst; raging headache).  all the rage very popular, fashionable. [latin *rabies]