A piece of equipment used for extraction of gas or vapour from an enclosed space, leaving the container with a partial vacuum.

(sports) To pretend to throw or shoot the ball in order to make a defender react.

(sports) Alternative spelling of pump fake

A device used by a lactating woman to extract milk from her breasts (typically for short-term storage).

A manually operated device for lifting and moving pallets.

A pump, in the form of a nodding donkey, for pumping water

(nautical) A marine system that creates a jet of water for propulsion; a water jet

A machine used to keep blood and lymph flowing by pushing air through bands or sleeves that are placed on the arms or legs.

(earth science) The collection of biological ocean processes that regulate the uptake, storage, and release of carbon.

(slang, vulgar) A penis pump.