■ noun a gas or vapour that smells strongly or is dangerous to inhale.
■ verb
1》 emit ~s.
2》 [usu. as adjective ~d ] expose (something, especially wood) to ammonia ~s in order to produce dark tints.
3》 feel great anger.
Derivatives
fuming adjective
fumingly adverb
fumy adjective
Origin
ME: from OFr. ~r (v.), from L. fumare 'to smoke'.