from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The keeper of the keys in a prison; a jailer.
- adj. Supplied, installed, or purchased in a condition ready for immediate use, occupation, or operation: a turnkey computer system; a turnkey housing project.
- adj. Of or relating to something supplied, installed, or purchased in this manner: a turnkey agreement.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. 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)
- n. A warder or jailer / gaoler; keeper of the keys in a prison.
- v. to supply a turnkey product; to supply something fully assembled and ready to use
from the GNU version of the Collaborative International Dictionary of English
- n. A person who has charge of the keys of a prison, for opening and fastening the doors; a warder.
- n. An instrument with a hinged claw, -- used for extracting teeth with a twist.
- adj. 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.
from The Century Dictionary and Cyclopedia
- n. The person who has charge of the keys of a prison, for opening and fastening the doors; a prison warden.
- n. An instrument, now almost obsolete, used for extracting teeth.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. someone who guards prisoners
From turn + key. (Wiktionary)