Keegan-Michael ___ actor voicing Toad in The Super Mario Bros. movie
• An instrument by means of which the bolt of a lock is shot or drawn; usually, a removable metal instrument fitted to the mechanism of a particular lock and operated by turning in its place. • An instrument which is turned like a key in fastening or adjusting any mechanism; as, a watch key; a bed key, etc. • That part of an instrument or machine which serves as the means of operating it; as, a telegraph key; the keys of a pianoforte, or of a typewriter.