TURNKEY

Etymology

Adjective

turnkey (comparative more turnkey, superlative most turnkey)

ready to use without further assembly or test; supplied in a state that is ready to turn on and operate (typically refers to an assembly that is outsourced for manufacture)

Noun

turnkey (plural turnkeys)

(now archaic) A warder or jailer/gaoler; keeper of the keys in a prison.

Verb

turnkey (third-person singular simple present turnkeys, present participle turnkeying, simple past and past participle turnkeyed)

to supply a turnkey product; to supply something fully assembled and ready to use

Source: Wiktionary

Turn"key`, n.; pl. Turnkeys (.

1. A person who has charge of the keys of a prison, for opening and fastening the doors; a warder.

2. (Dentistry)

Definition: An instrument with a hinged claw, -- used for extracting teeth with a twist.

Source: Webster’s Unabridged Dictionary 1913 Edition