Gas definition
The fluid form of a substance in which it can expand indefinitely and completely fill its container; form that is neither liquid nor solid; vapor.
noun
Gas is defined as an air-like substance that expands to fill the space it is in. It also refers to a substance used as fuel.
An example of gas is helium.
An example of gas is the fuel you put in your car to get it to move.
noun
The state of matter distinguished from the solid and liquid states by relatively low density and viscosity, relatively great expansion and contraction with changes in pressure and temperature, the ability to diffuse readily, and the spontaneous tendency to become distributed uniformly throughout any container.
noun
(slang) Someone or something exceptionally exciting or entertaining.
The party was a gas.
noun
The definition of gas is to expose someone to gas fumes, to treat chemically with gas or to give off gas fumes.
An example of gas is when you give someone nitrous oxide.
An example of gas is when people are exposed to mustard gas in a war setting.
An example of gas is when a car exhaust gives off fumes into the air.
verb
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(slang) Idle or boastful talk.
noun
A substance in the gaseous state.
noun
Flatulence.
noun
Flatus.
noun
(mining) A mixture of firedamp with air, that explodes if ignited.
noun
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A gaseous substance formed in the bowels, stomach, etc. during digestion.
noun
A condition resulting from indigestion in which such gas causes abdominal bloating, flatulence, etc.
noun
Idle or boastful talk.
noun
Something or someone that is very pleasing, exciting, amusing, etc.
The movie was a gas.
noun
A gaseous anesthetic, such as nitrous oxide.
noun
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The state of matter distinguished from the solid and liquid states by relatively low density and viscosity, relatively great expansion and contraction with changes in pressure and temperature, the ability to diffuse readily, and the spontaneous tendency to become distributed uniformly throughout any container.
noun
A substance in the gaseous state.
noun
Flatulence.
noun
Flatus.
noun
A lot of gas had escaped from the cylinder.
noun
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(countable, chemistry) A chemical element or compound in such a state.
The atmosphere is made up of a number of different gases.
noun
(uncountable) A flammable gaseous hydrocarbon or hydrocarbon mixture (typically predominantly methane) used as a fuel, e.g. for cooking, heating, electricity generation or as a fuel in internal combustion engines in vehicles.
Gas-fired power stations have largely replaced coal-burning ones.
noun
(countable) A hob on a gas cooker.
She turned the gas on, put the potatoes on, then lit the oven.
noun
(US) Methane or other waste gases trapped in one's belly as a result of the digestive process.
My tummy hurts so bad, I have gas.
noun
(slang) A humorous or entertaining event or person.
He is such a gas!
noun
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To emit gas.
The battery cell was gassing.
verb
(US) Gas pedal.
noun
(US) To give a vehicle more fuel in order to accelerate it.
The cops are coming. Gas it!
verb
(US) To fill (a vehicle's fuel tank) with fuel.
verb
Plural form of äga.
noun
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To treat chemically with gas.
verb
Any substance, as phosgene, intentionally dispersed through the atmosphere, as in war, to act as a poison, irritant, or asphyxiant.
noun
The speed control of a gasoline engine. Used with the:
Step on the gas.
noun
A gaseous asphyxiant, irritant, or poison.
noun
To overcome, disable, or kill with poisonous fumes.
verb
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(slang) To talk excessively.
verb
Any mixture of flammable gases used for lighting, heating, or cooking.
noun
Any gas, as nitrous oxide, used as an anesthetic.
noun
(informal) Energy, power, force, drive, etc.
By game's end, the players had run out of gas.
noun
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To supply with gas.
verb
To subject to the action of gas.
verb
To injure or kill by gas, as in war.
verb
(slang) To thrill, delight, amuse greatly, etc.
verb
To give off gas.
verb
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(slang) To talk in an idle or boastful way.
verb
Of, using, or operated by gas.
adjective
A gaseous asphyxiant, irritant, or poison.
noun
To treat chemically with gas.
verb
To overcome, disable, or kill with poisonous fumes.
verb
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.
To give off gas.
verb
Any gaseous substance formed by decaying or decomposing matter.
noun
A gaseous anesthetic, such as nitrous oxide.
noun
Gasoline.
noun
A gaseous fuel, such as natural gas.
noun
gas up
- to put gasoline into the tank of (a vehicle)
idiom
step on the gas
- to press on the accelerator of an automobile
- to hurry; move or act faster
idiom
Idioms and Phrasal Verbs
Origin of gas
- Dutch an occult physical principle supposed to be present in all bodies alteration of Greek khaos chaos, empty space coined by Jan Baptista van Helmont (1577–1644), Flemish chemist
From American Heritage Dictionary of the English Language, 5th Edition
- From Dutch gas, a word coined by chemist Van Helmont. From Ancient Greek χάος (khaos, “chasm, void”).
From Wiktionary
- Compare the slang usage of "a gas", above.
From Wiktionary
- Shortening of gasoline.
From Wiktionary