the silencer muffles engine noise
1silencer — Muffler Muf fler, 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… …
2Muffler — Muf fler, 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… …
