muffn.[Cf. LG. muff, D. mof, G., Dan., & Sw. muff, F. moufle mitten, LL. muffula, MHG. mouwe sleeve, D. mouw, and E. muffle, v.]1. A soft cover of cylindrical form, usually of fur, worn by women to shield the hands from cold.()2. (Mech.) A short hollow cylinder surrounding an object, as a pipe.()3. (Glass Manuf.) A blown cylinder of glass which is afterward flattened out to make a sheet.()[Perhaps a different word; cf. Prov. E. maffle to slammer.]4. A stupid fellow; a poor-spirited person.(Thackeray.)[See 4.]5. (Baseball) A failure to hold a ball when once in the hands.()6. (Zol.) The whitethroat.()v. t. To handle awkwardly; to fumble; to fail to hold, as a ball, in catching it.()