- 1[intransitive, transitive] to be very angry about something fume (at/over/about somebody/something) She sat in the car, silently fuming at the traffic jam. fume (with something) He was fuming with indignation. + speech “This is intolerable!” she fumed.
- 2[intransitive] to produce smoke or fumes
NAmE//fyum//Verb Forms present simple I / you / we / they fume
he / she / it fumes
past simple fumed
-ing form fuming