<p><strong>Verb</strong></p><ul><li>(used with object), muffled, muffling.<ul><li>to wrap with something to deaden or prevent sound: to muffle drums.</li><li>to deaden (sound) by wrappings or other means.</li><li>to wrap or envelop in a cloak, shawl, coat, etc., especially to keep warm or protect the face and neck (often followed by up): Muffle up the children before they go out.</li><li>to wrap (oneself) in a garment or other covering: muffled in silk.</li><li>to alter temporarily the profile of (a plaster mold) in order to run a base coat of plaster that will later be covered by a finish coat having the true profile.</li></ul></li></ul><p><strong>Noun</strong></p><ul><li>something that muffles.</li><li>muffled sound.</li><li>an oven or arched chamber in a furnace or kiln, used for heating substances without direct contact with the fire.</li></ul>