gas
//ɡæs//
Noun
A substance in a state of matter that has no fixed shape or volume and expands to fill any container
Oxygen is a gas that we need to breathe.
A flammable substance in gaseous form used as fuel, especially natural gas
We use gas for cooking and heating.
Short for gasoline; a liquid fuel derived from petroleum used in internal combustion engines
We need to stop for gas before we get on the highway.
A poisonous or harmful substance in gaseous form, especially one used as a weapon
The soldiers were trained to protect themselves against poison gas attacks.
Intestinal gas; air or other gases in the digestive system that cause discomfort
Some foods can cause gas and bloating.
Verb
To poison or kill with gas
The soldiers were gassed during the attack.
To fill a vehicle with gasoline
We need to gas up the car before the long drive.
To talk idly or boastfully; to chat at length
They were gassing about their weekend plans for hours.