A contrivance for regulating and controlling motion, as: (a) The lever or index in a watch, which controls the effective length of the hairspring, and thus regulates the vibrations of the balance. (b) The governor of a steam engine. (c) A valve for controlling the admission of steam to the steam chest, in a locomotive.
A clock, or other timepiece, used as a standard of correct time. See Astronomical clock (a), under Clock.
A member of a volunteer committee which, in default of the lawful authority, undertakes to preserve order and prevent crimes; also, sometimes, one of a band organized for the comission of violent crimes.
The Federal Reserve, the Treasury, all the regulator agencies - if there's a problem of the financial mechanism in society, the only one to fix it is government. They've got a legitimate role. Dick Cheney
Our current way of regulating the financial system is dysfunctional. Oversight is dispersed among numerous confusing bodies that at times have seemed to be racing each other to the bottom. Setting up One Big Regulator would end that problem. Thomas Frank
When teachers try to teach, nurses try to nurse, small businesses try to serve their clients and the police try to arrest criminals, there is always a regulator or three breathing down their necks. Conservatives want to make people's lives easier. John Redwood
But let me tell you what happens when regulations go too far, when they seem to exist only for the purpose of justifying the existence of a regulator. It kills the people trying to start a business. Marco Rubio