'Turnkey' definitions:

Definition of 'turnkey'

noun

Someone who guards prisoners [syn: prison guard, jailer, jailor, gaoler, screw, turnkey]

From: GCIDE

Turnkey \Turn"key`\ (t[^u]rn"k[=e]`), n.; pl. Turnkeys (t[^u]r"k[=e]z`).
1. A person who has charge of the keys of a prison, for opening and fastening the doors; a warder. [1913 Webster]
2. (Dentistry) An instrument with a hinged claw, -- used for extracting teeth with a twist. [1913 Webster]

From: GCIDE

turnkey \turn"key`\ (t[^u]rn"k[=e]`), a. Of or pertaining to a building, complex device, system, or industrial installation which is sold by a contractor only after it is ready for immediate occupation or use; fully functional and ready for use; -- used of complex systems of a type which often require preparation or installation by the user before being capable of functioning as intended; as, a turnkey ethylene production plant; a turnkey apartment building. [PJC]