timeserver
Pronunciation:
/ˈtʌɪmˌsəːvə/noun
Definitions
Someone who honours their commitments only when it is personally easy to do so.
A person who conforms to current opinions, especially for reasons of personal advantage; an opportunist.
Someone who performs a job for the required time only, making a minimum of effort.
A device, node or program that transmits the correct time to clients in a network.