Muzzle \Muz"zle\, v. t. [imp. & p. p. {Muzzled}; p. pr. & vb. n. {Muzzling}.] [F. museler.] 1. To bind the mouth of; to fasten the mouth of, so as to prevent biting or eating; hence, figuratively, to bind; to sheathe; to restrain from speech or action. ``My dagger muzzled.'' --Shak. Thou shalt not muzzle the ox when he treadeth out the corn. --Deut. xxv. 4. 2. To fondle with the closed mouth. [Obs.] --L'Estrange.