[ vak-yoo-uh s ]
/ ˈvæk yu əs /
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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- vacuum activity,
- vacuum aspiration
Origin of vacuous
1645–55; < Latin vacuus empty; see -ous
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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
/ (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
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
1640s, "empty," from Latin vacuus "empty, void, free" (see vacuum). Figurative sense of "empty of ideas" is from 1848. Related: Vacuously; vacuousness.
Online Etymology Dictionary, © 2010 Douglas Harper