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[fyoom] /fyum/
Often, fumes. any smokelike or vaporous exhalation from matter or substances, especially of an odorous or harmful nature:
tobacco fumes; noxious fumes of carbon monoxide.
an irritable or angry mood:
He has been in a fume ever since the contract fell through.
verb (used with object), fumed, fuming.
to emit or exhale, as fumes or vapor:
giant stacks fuming their sooty smoke.
to treat with or expose to fumes.
to show fretful irritation or anger:
She always fumes when the mail is late.
verb (used without object), fumed, fuming.
to rise, or pass off, as fumes:
smoke fuming from an ashtray.
to emit fumes:
The leaky pipe fumed alarmingly.
Origin of fume
1350-1400; Middle English < Old French fum < Latin fūmus smoke, steam, fume
Related forms
fumeless, adjective
fumelike, adjective
fumer, noun
fumingly, adverb
unfuming, adjective
2. rage, fury, agitation, storm. 5. chafe, fret. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for fuming
Contemporary Examples
Historical Examples
  • I threw it into the fuming nitrous acid to assay it, and there arising a little effervescence, I added distilled water thereon.

    Buffon's Natural History. Volume X (of 10) Georges Louis Leclerc de Buffon
  • Jeff made his way past the fuming candidate and walked on, speculating.

    The Prisoner Alice Brown
  • But there was a fuming and bubbling at the spot, and the very stones and earth seemed to be burning up in a small area.

  • On top of this moodiness a violence of temper, a stewing, cursing, fuming about.

    Erik Dorn Ben Hecht
  • Then, leaving him fuming, I turn in and muffle my exposed ear with a pillow.

    Down the Yellowstone Lewis R. Freeman
British Dictionary definitions for fuming


(intransitive) to be overcome with anger or fury; rage
to give off (fumes) or (of fumes) to be given off, esp during a chemical reaction
(transitive) to subject to or treat with fumes; fumigate
(often pl) a pungent or toxic vapour
a sharp or pungent odour
a condition of anger
Derived Forms
fumeless, adjective
fumelike, adjective
fumer, noun
fumingly, adverb
fumy, adjective
Word Origin
C14: from Old French fum, from Latin fūmus smoke, vapour
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for fuming



late 14c., from Old French fum "smoke, steam, vapor, breath," from Latin fumus "smoke, steam, fume" (source of Italian fumo, Spanish humo), from PIE *dheu- (cf. Sanskrit dhumah, Old Church Slavonic dymu, Lithuanian dumai, Old Prussian dumis "smoke," Middle Irish dumacha "fog," Greek thymos "spirit, mind, soul").


c.1400, "to fumigate," from Old French fumer, from Latin fumare "to smoke, steam," from fumus "smoke, steam, fume" (see fume (n.)). Figurative sense of "show anger" is first recorded 1520s. Related: Fumed; fumes; fuming.

Online Etymology Dictionary, © 2010 Douglas Harper
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fuming in Medicine

fuming fum·ing (fyōō'mĭng)
Producing or emitting smoke or vapor, as for certain concentrated nitric, sulfuric, and hydrochloric acids.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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fuming in Science
Smoke, vapor, or gas, especially if irritating, harmful, or smelly.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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