[ɡas], (Noun)

Definitions:
- a substance or matter in a state in which it will expand freely to fill the whole of a container, having no fixed shape (unlike a solid) and no fixed volume (unlike a liquid)
(e.g: hot balls of gas that become stars)


- an entertaining or amusing person or situation
(e.g: the party would be a gas)


Phrases:
- be cooking with gas
- run out of gas

Origin:
mid 17th century: invented by J. B. van Helmont (1577–1644), Belgian chemist, to denote an occult principle which he believed to exist in all matter; suggested by Greek khaos ‘chaos’, with Dutch g representing Greek kh

[ɡas], (Verb)

Definitions:
- kill or harm by exposure to gas
(e.g: my son was gassed at Verdun)

- talk excessively about trivial matters
(e.g: I thought you'd never stop gassing)

- fill the tank of (a motor vehicle) with petrol
(e.g: after gassing up the car, he went into the restaurant)


Phrases:
- be cooking with gas
- run out of gas

Origin:
mid 17th century: invented by J. B. van Helmont (1577–1644), Belgian chemist, to denote an occult principle which he believed to exist in all matter; suggested by Greek khaos ‘chaos’, with Dutch g representing Greek kh

[ɡas], (Adjective)

Definitions:
- very amusing or entertaining
(e.g: Ruthie, that's gas—you're a gem)


Phrases:
- be cooking with gas
- run out of gas

Origin:
mid 17th century: invented by J. B. van Helmont (1577–1644), Belgian chemist, to denote an occult principle which he believed to exist in all matter; suggested by Greek khaos ‘chaos’, with Dutch g representing Greek kh