(historical) Around the 19th century, a portable changing room that was rolled down a beach to the edge of the sea to allow people to paddle in the sea modestly.

(physics, engineering) A device that only requires the application of a single force to work. / Used other than figuratively or idiomatically: see simple, machine.

A machine, usually automatic, that washes clothes, etc.

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

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

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

A vending machine that dispenses soft drinks.

An automated teller machine.