- 1[transitive] gas somebody/yourself to kill or harm someone by making them breathe poisonous gas She gassed herself with fumes from the car's exhaust pipe. He was gassed in the war. talk
- 2[intransitive] (usually used in the progressive tenses) (old-fashioned) (informal) to talk for a long time about things that are not important synonym chat I thought he'd never stop gassing!
kill/harm with gasverbjump to other results
NAmE//ɡæs//Verb Forms present simple I / you / we / they gas
he / she / it gases
past simple gassed
-ing form gassing