(informal) A vehicle that consumes a large amount of gasoline or fuel, or a person who owns or drives such a vehicle.

(astronomy) A large planet composed mostly of gaseous hydrogen and helium, along with methane and ammonia; possibly with a solid core.

(physics) The branch of fluid mechanics that deals with the action of forces on gases.

The gaseous combustion product (smoke) that comes out of a stove or a furnace.

Used other than figuratively or idiomatically: see out of, gas.: lacking fuel. / (Canada, US, idiomatic) Tired; lacking energy or motivation.

A truck designed to store gasoline which is being delivered to gas stations.

A gauge in a vehicle that shows how much gasoline remains in the vehicle.

plural of gas cylinder

plural of gas station

(chemistry, sciences) A gas like ammonia that has basic properties.