1
2
as in dumb
not having or showing an ability to absorb ideas readily a movie that was enthusiastically derided for its vacuous dialogue

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the adjective vacuous contrast with its synonyms?

Some common synonyms of vacuous are blank, empty, vacant, and void. While all these words mean "lacking contents which could or should be present," vacuous suggests the emptiness of a vacuum and especially the lack of intelligence or significance.

a vacuous facial expression

When is it sensible to use blank instead of vacuous?

In some situations, the words blank and vacuous are roughly equivalent. However, blank stresses the absence of any significant, relieving, or intelligible features on a surface.

a blank wall

In what contexts can empty take the place of vacuous?

The meanings of empty and vacuous largely overlap; however, empty suggests a complete absence of contents.

an empty bucket

Where would vacant be a reasonable alternative to vacuous?

The words vacant and vacuous are synonyms, but do differ in nuance. Specifically, vacant suggests an absence of appropriate contents or occupants.

a vacant apartment

When would void be a good substitute for vacuous?

The synonyms void and vacuous are sometimes interchangeable, but void suggests absolute emptiness as far as the mind or senses can determine.

a statement void of meaning

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of vacuous Enclosed by barriers and protected by African guards who call out to each other like a Greek chorus, the headquarters that house Horn, Cal, and his team operates as a vacuous black hole of containers and equipment. Vikram Murthi, IndieWire, 10 Sep. 2025 Gavras, working from a script he co-wrote with Pulitzer-finalist playwright Will Arbery, seems to be poking fun at the vacuous postures of the oligarch class, just as Ruben Östlund and many other filmmakers have in recent years. Richard Lawson, HollywoodReporter, 7 Sep. 2025 Malvolio’s sneering high-handedness enrages the hedonistic members of Olivia’s household: her drunken cousin, Sir Toby Belch (John Ellison Conlee); his vacuous buddy Andrew Aguecheek (Jesse Tyler Ferguson); and her saucy maid, Maria (Daphne Rubin-Vega). Helen Shaw, New Yorker, 22 Aug. 2025 Fallon, for his part, plays his usual role of affable if vacuous host. Hershal Pandya, Vulture, 8 Aug. 2025 See All Example Sentences for vacuous
Recent Examples of Synonyms for vacuous
Adjective
  • Banking has become functionally correct but emotionally devoid, with the industry swimming in a sea of sameness.
    Michael Abbott, Forbes, 19 Mar. 2025
  • That devoid ingredient hindered things exponentially.
    Roderick Boone, Charlotte Observer, 15 Feb. 2024
Adjective
  • And that’s a stupid, dumb, mindless question.
    Lisa Gutierrez, Kansas City Star, 25 Oct. 2025
  • On TikTok, as The Washington Post has reported, some creators are making $5,000 a month using AI tools to write scripts and animate extremely dumb viral videos where old men talk about soiling themselves.
    Charlie Warzel, The Atlantic, 20 Oct. 2025
Adjective
  • When you’re done, simply pop open the large dustbin and empty debris directly into the trash—no tugging out tangled hair or gunk required.
    Mariana Best, Better Homes & Gardens, 28 Oct. 2025
  • Most retailers sign leases at the beginning of the year, so by midsummer, when Spirit is hunting for empty buildings, there isn’t much competition for whatever’s available.
    Nick Lichtenberg, Fortune, 27 Oct. 2025
Adjective
  • And that’s a stupid, dumb, mindless question.
    Lisa Gutierrez, Kansas City Star, 25 Oct. 2025
  • Dessert Week is the stupidest week, at least conceptually.
    Brian Moylan, Vulture, 24 Oct. 2025
Adjective
  • Whatever your candy preference, no one wants to spend the evening strolling barren streets hoping to find some goodies.
    Cody Godwin, USA Today, 27 Oct. 2025
  • An arid, barren landscape with extreme temperature swings from 45 to -40 degrees Celsius (113 to -40 degrees Fahrenheit).
    Rosanna Philpott, CNN Money, 24 Oct. 2025
Adjective
  • Those taking GLP-1s showed a slower rise in breath alcohol during the first 10 to 20 minutes and lower overall levels throughout.
    Deirdre Bardolf, FOXNews.com, 26 Oct. 2025
  • Researchers highlighted the current challenges for OCTOID, including slow thermal response and potential fatigue of CLCEs, and the weight of nichrome wires limiting flexibility.
    Jijo Malayil, Interesting Engineering, 26 Oct. 2025
Adjective
  • While House Republicans can pass legislation with a simple majority vote, Senate Republicans cannot advance most matters without meeting a 60-vote threshold.
    Arkansas Online, Arkansas Online, 26 Oct. 2025
  • But in stoppage time, Miami was gifted a third goal when Jordi Alba crossed from the left and keeper Willis, colliding with defender Walker Zimmerman, spilled the ball right to Messi, who had the simplest of tap-ins.
    The Athletic Staff, New York Times, 25 Oct. 2025
Adjective
  • At great risk, Hamida disguises herself as a khes (a thick cotton cloth) seller and enters the house to plan with Lajo an escape route.
    JSTOR Daily, JSTOR Daily, 30 Oct. 2025
  • The Oklahoma native's signature is his thick accent and his straight talk.
    Raechal Shewfelt, Entertainment Weekly, 29 Oct. 2025

Browse Nearby Words

Podcast

Cite this Entry

“Vacuous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/vacuous. Accessed 1 Nov. 2025.

More from Merriam-Webster on vacuous

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!