muffler

n. 1. Anything used in muffling; esp., a scarf for protecting the head and neck in cold weather; a tippet. [ 1913 Webster ]

Fortune is painted blind, with a muffler above her eyes. Shak. [ 1913 Webster ]

2. (Mus.) A cushion for terminating or softening a note made by a stringed instrument with a keyboard. [ 1913 Webster ]

3. A kind of mitten or boxing glove, esp. when stuffed. [ 1913 Webster ]

4. One who muffles. [ 1913 Webster ]

5. (Mach.) Any of various devices to deaden the noise of escaping gases or vapors, as a tube filled with obstructions, through which the exhaust gases of an internal-combustion engine, as on an automobile, are passed (called also silencer). [ Webster 1913 Suppl. ]