A device that automatically records voice mail from unanswered telephone calls.

(physics, pseudoscience) A hypothetical device that exhibits perpetual motion, especially one that does useful work with no input of energy.

(derogatory) A woman, regarded as somebody whose sole purpose is to bear children.

A coin-operated machine that dispenses gumballs. / (slang) The flashing light on top of a police car. / (slang, by extension) A police car.

A generator that creates electricity using spinning magnets; a dynamo.

A limited-access room in a larger building dedicated to HVAC equipment and other machinery.

An automated teller machine.

(banking) An automated teller machine.

(banking) An automated teller machine.

(banking) A device that provides bank customers with cash withdrawal and other services without the need for a human teller.