- that is purchased, installed, etc. completely ready for use or operation: a turnkey housing project, turnkey computer system
- of or having to do with a business, installation, or system so ready: a turnkey construction contractor
An example of something that would be described as turnkey is a turnkey house, a finished, furnished house.
(third-person singular simple present turnkeys, present participle turnkeying, simple past and past participle turnkeyed)
A business, such as a franchise, that is created by the seller and sold to the buyer who can “turn the key” and begin work without any other preparation. Often project construction or computer installation are services provided by turnkey businesses.