(idiomatic) Functioning particularly effectively; achieving something substantial. / Used other than figuratively or idiomatically: see cook, with, gas.

(transitive, US, slang) To refuel (a vehicle). / (transitive, slang) To inflate (someone's ego).

A cylindrical vessel capable of containing a compressed gas at high pressure.

the normal form of molecular oxygen, especially such a gas supplied industrially in cylinders

a pleasant situation / pomposity and verbosity

(petrochemistry) The poisonous gas, used domestically for cooking etc and formerly for lighting, prepared by heating coal with steam; it is a mixture of hydrogen and carbon monoxide; synthesis gas or town gas.

The conduit through which coal gas or natural gas is conveyed to users.

(petrochemistry) The gas obtained by heating coal and steam; coal gas.

plural of gas main

plural of gas bladder