(chiefly science fiction) A hypothetical device used to travel into the past or the future.

(computing theory) Ellipsis of finite-state machine.. / (Marxism) The state machinery; state apparatus.

A vending machine that dispenses soft drinks.

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

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

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

a mechanical device, often coin-operated, for determining the weight of an object or person

(banking) An automated teller machine.

A machine which winnows grain

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