gas
/gæs/ nounDefinition
SUBSTANCE [C, U] › a substance in a form like air and not solid or liquid: poisonous gases
FUEL [U] › a substance in a form like air used as a fuel for heating and cooking: UK a gas cooker/US a gas stove
CAR FUEL [U] US (UK petrol) › a liquid fuel used in cars: half a tank of gas
STOMACH [U] US (UK wind) › gas or air in your stomach that makes you feel uncomfortable and sometimes makes noises
the gas US informal › the part of a car which you push with your foot to make it go faster: We'd better step on the gas (= drive faster). → See also natural gas → See also tear gas
(Definition of gas noun from the Cambridge Learner's Dictionary
© Cambridge University Press)
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