[ vak-yoo-uhs ]
/ ˈvæk yu əs /
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without contents; empty: the vacuous air.
lacking in ideas or intelligence: a vacuous mind.
expressing or characterized by a lack of ideas or intelligence; inane; stupid: a vacuous book.
purposeless; idle: a vacuous way of life.
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Origin of vacuous
1645–55; from Latin vacuus “empty”; see -ous
OTHER WORDS FROM vacuous
vac·u·ous·ly, adverbvac·u·ous·ness, nounnon·vac·u·ous, adjectivenon·vac·u·ous·ly, adverb
non·vac·u·ous·ness, nounun·vac·u·ous, adjectiveun·vac·u·ous·ly, adverbun·vac·u·ous·ness, noun
WORDS THAT MAY BE CONFUSED WITH vacuousvacant, vacuous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use vacuous in a sentence
He hated TV for chasing fads and its vacuousness, but also because it paid him too little, notes Itzkoff dryly.Paddy Chayefsky: The Dark Prophet of ‘Network’ News|Tim Teeman|February 16, 2014|DAILY BEAST
Then he looked up at Victoria with something like vacuousness.A Bed of Roses|W. L. George
British Dictionary definitions for vacuous
/ (ˈvækjʊəs) /
containing nothing; empty
bereft of ideas or intelligence; mindless
characterized by or resulting from vacancy of minda vacuous gaze
indulging in no useful mental or physical activity; idle
logic maths (of an operator or expression) having no import; idle: in (x) (John is tall) the quantifier (x) is vacuous
Derived forms of vacuousvacuously, adverbvacuousness, noun
Word Origin for vacuous
C17: from Latin vacuus empty, from vacāre to be empty
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