adjective. Having no gasoline, fuelless.

What does gasless mean?

: having no gas : using or producing no gas.

What's a word for someone who doesn't drink?

Teetotalism is the practice or promotion of total personal abstinence from alcoholic beverages. A person who practices (and possibly advocates) teetotalism is called a teetotaler (plural teetotalers) or is simply said to be teetotal.