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gas
[ gas ]
noun
- Physics. a substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid.
- any such fluid or mixture of fluids.
- any such fluid used as an anesthetic, as nitrous oxide:
Did the dentist give you gas for your extraction?
- any such combustible fluid used as fuel:
Light the gas in the oven.
- Automotive.
- Also called gas pedal. the foot-operated accelerator of an automotive vehicle:
Take your foot off the gas.
- Coal Mining. an explosive mixture of firedamp with air.
- an aeriform fluid or a mistlike assemblage of fine particles suspended in air, used in warfare to asphyxiate, poison, or stupefy an enemy.
- Slang.
- empty talk.
- a person or thing that is very entertaining, pleasing, or successful:
The party was an absolute gas, and we loved it.
- a person or thing that affects one strongly.
verb (used with object)
- to supply with gas.
- to overcome, poison, or asphyxiate with gas or fumes.
- to singe (yarns or fabrics) with a gas flame to remove superfluous fibers.
- to treat or impregnate with gas.
- Slang.
- to talk nonsense or falsehood to.
- to amuse or affect strongly:
Her weird clothes really gas me.
verb (used without object)
- to give off gas, as a storage battery being charged.
- Slang.
- to indulge in idle, empty talk.
- to become drunk (often followed by up ).
verb phrase
- to fill the gasoline tank of an automobile, truck, or other vehicle.
gas
/ ɡæs /
noun
- any substance that is gaseous at room temperature and atmospheric pressure
- any gaseous substance that is above its critical temperature and therefore not liquefiable by pressure alone Compare vapour
- a fossil fuel in the form of a gas, used as a source of domestic and industrial heat See also coal gas natural gas
- ( as modifier )
a gas cooker
gas fire
- a gaseous anaesthetic, such as nitrous oxide
- mining firedamp or the explosive mixture of firedamp and air
- step on the gas informal.
- to increase the speed of a motor vehicle; accelerate
- to hurry
- a toxic or suffocating substance in suspension in air used against an enemy
- informal.idle talk or boasting
- slang.a delightful or successful person or thing
his latest record is a gas
- an informal name for flatus
verb
- tr to provide or fill with gas
- tr to subject to gas fumes, esp so as to asphyxiate or render unconscious
- intr to give off gas, as in the charging of a battery
- tr (in textiles) to singe (fabric) with a flame from a gas burner to remove unwanted fibres
- informal.intrfoll byto to talk in an idle or boastful way (to a person)
- slang.tr to thrill or delight
gas
/ găs /
- One of four main states of matter , composed of molecules in constant random motion. Unlike a solid, a gas has no fixed shape and will take on the shape of the space available. Unlike a liquid, the intermolecular forces are very small; it has no fixed volume and will expand to fill the space available.
Derived Forms
- ˈgasless, adjective
Other Words From
- gas·less adjective
- non·gas noun plural nongases
Word History and Origins
Origin of gas1
Word History and Origins
Origin of gas1
Idioms and Phrases
- step on the gas, Informal. to increase the speed of one's movement or activity; hurry:
We'd better step on the gas or we'll be late for the concert.
More idioms and phrases containing gas
In addition to the idiom beginning with gas , also see cook with gas ; run out of steam (gas) .Example Sentences
The country has been trying to broker military deals as well as gas and mineral exploration agreements with Russia and Belarus.
In 2011, Stoke-on-Trent Crown Court heard Beech and Foster ran a pipe into the mosque from a nearby gas meter in a bid to spark an explosion.
High greenhouse gas emissions from human activity cause global temperatures to rise, melting ice sheets and glaciers, which in turn increases the volume of water in the ocean — encroaching on shorelines around the world.
The switch towards greener energy has already halved the UK's annual greenhouse gas emissions since 1990 - but the CCC has previously said further reductions will be difficult without lifestyle changes.
The president of COP29’s host country has told the UN climate conference that oil and gas are a "gift of god".
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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