pump

To make water or any other liquid move using a machine.

Example: We pumped water from the river onto the field to help the plants grow.

A pump is a machine for making water move.

Example: There was water on the floor of the house, so we had to buy a pump.

A pump is a machine that gives a liquid, often fuel.

Example: Before a car journey, go to the gas station and fill up your tank at the pump.