3. An instrument with which a ratting sound is made; especially, a child's toy that rattle when shaken. The rattles of isis and the cymbals of Brasilea nearly enough resemble each other. (Sir W. Raleigh) Pleased with a rattle, tickled with a straw. (pope)
4. A noisy, senseless talker; a jabberer. It may seem strange that a man who wrote with so much perspicuity, vivacity, and grace, should have been, whenever he took a part in conversation, an empty, noisy, blundering rattle. (Macaulay)
5. A scolding; a sharp rebuke.
7. The noise in the throat produced by the air in passing through mucus which the lungs are unable to expel; chiefly observable at the approach of death, when it is called the death rattle. See rale. To spring a rattle, to cause it to sound.