Idioms

    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.

Origin of gas

1650–60; coined by J. B. van Helmont (1577–1644), Flemish chemist; suggested by Greek cháos atmosphere
Related formsgas·less, adjectivenon·gas, noun, plural non·gas·es.
Can be confusedfluid gas liquid (see synonym study at liquid)

Definition for gas (2 of 2)

Ga

[ gah ]
/ gɑ /

noun

a Kwa language of Ghana, spoken in Accra and vicinity.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for gas

British Dictionary definitions for gas (1 of 5)

gas

/ (ɡæs) /

noun plural gases or gasses


verb gases, gasses, gassing or gassed

Derived Formsgasless, adjective

Word Origin for gas

C17 (coined by J. B. van Helmont (1577–1644), Flemish chemist): modification of Greek khaos atmosphere

British Dictionary definitions for gas (2 of 5)

ga

the internet domain name for

Gabon

British Dictionary definitions for gas (3 of 5)

Ga

1

the chemical symbol for

gallium

British Dictionary definitions for gas (4 of 5)

Ga

2

G

/ (ɡɑː) /

noun

plural Ga, Gas, or Gãs a member of a Negroid people of W Africa living chiefly in S Ghana
the language of this people, belonging to the Kwa branch of the Niger-Congo family

British Dictionary definitions for gas (5 of 5)

GA

abbreviation for

General Assembly (of the United Nations)
general average
Georgia

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for gas (1 of 2)

gas

[ găs ]

n. pl. gas•es


v.

Medicine definitions for gas (2 of 2)

Ga

The symbol for the elementgallium

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for gas (1 of 2)

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.

Related formsgaseous adjective (găsē-əs, găshəs)

Science definitions for gas (2 of 2)

Ga

The symbol for gallium.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Culture definitions for gas

gas

In physics, one of the phases of matter. The atoms or molecules in gases are more widely spaced than in solids or liquids and suffer only occasional collisions with one another.


The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Idioms and Phrases with gas

gas

In addition to the idiom beginning with gas

  • gas up

also see:

  • cook with gas
  • run out of steam (gas)

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.