(Canada, US) A boat powered by a petrol engine.

(automobiles, history) A motor vehicle constructed with an air-tight chamber that contains exhaust fumes (carbon monoxide) whilst the engine is active, used for execution by carbon monoxide.

coal tar

A kind of gas made by forcing air through a volatile hydrocarbon, such as the lighter petroleums. The air is so saturated with combustible vapour as to be a convenient illuminating and heating agent.

A bituminous or hydrogenous coal yielding a high proportion of volatile material, and therefore available for the manufacture of illuminating gas.

Water through which gas has been passed for purification, and used for the manufacture of sal ammoniac, carbonate of ammonia, and Prussian blue.

A gasworks apparatus within which gas from the condenser is brought in contact with a falling stream of water, to precipitate the tar remaining in it.

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.

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