louses up

verb

present tense third-person singular of louse up
1
as in stumbles
to make a mistake everything is riding on this project, so we can't afford to louse up

Synonyms & Similar Words

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2
as in fumbles
to make or do (something) in a clumsy or unskillful way I loused up the wallpapering job in the bedroom—the seams show too much

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for louses up
  1. stumbles
  2. fumbles
  3. trips
  4. blows
  5. slips up
  6. ruins
  7. blunders
  8. boots
Verb
  • Drunken dragonrider Ulf the White's rage proves pivotal Debaucherous dragonrider Ulf White (Tom Bennett) stumbles into playing a major role in the final battle with his dragon Silverwing.
    — Bryan Alexander, USA Today, 10 Aug. 2026
  • Bartels and Howe pitched the movie as a love letter focusing on a single summer about a kid who stumbles into a restaurant and finds his calling.
    — Aaron Couch, HollywoodReporter, 10 Aug. 2026
Definition of stumbles
Verb
  • Sims catches a hitch and turns up field but fumbles the ball while switching hands.
    — Miami Herald, Miami Herald, 3 Aug. 2026
  • Tensions between the galley and the interior continue to escalate over lunch service, when a radio mishap fumbles the order in which the food should go out.
    — Rafaela Bassili, Vulture, 26 May 2026
Definition of fumbles
Verb
  • Standard rooms already feel generous by Vegas standards, and suites step up to apartment-like layouts, with separate living areas that make longer stays or work trips more comfortable.
    — Condé Nast, Condé Nast Traveler, 15 Aug. 2026
  • An agent holding valid credentials, performing thousands of plausible-looking actions across four days, trips neither alarm.
    — Jon Markman, Forbes.com, 2 Aug. 2026
Definition of trips
Verb
  • But Mistral, which takes its name from a strong wind that blows from southern France, certainly has the wind at its back.
    — Beatrice Nolan, Fortune, 5 Aug. 2026
  • Grucci fireworks are stored in cement-block structures in rural Virginia—well spaced, in case one blows.
    — Paige Williams, New Yorker, 3 Aug. 2026
Definition of blows
Verb
  • At Baku, however, the car looks to be a podium contender, potentially fighting for the win if McLaren slips up.
    — Nelson Espinal, MSNBC Newsweek, 19 Sep. 2025
  • Along the way Texas needs to hope Seattle slips up, or else that final weekend in Cleveland could wind up being meaningless.
    — Mac Cerullo, Boston Herald, 14 Sep. 2025
Definition of slips up
Verb
  • Nothing ruins a relationship faster than finding out your girlfriend, who’s actually the entire world, stole your frozen eggs.
    — Reshma Gopaldas, IndieWire, 10 Aug. 2026
  • When porch days turn into nights, nothing ruins the vibe of an evening gathering or solo wind-down faster than a blinding flashlight or hunting for an outlet.
    — Better Homes & Gardens, Better Homes & Gardens, 9 Aug. 2026
Definition of ruins
Verb
  • And then Ron somehow blunders his way into getting the number jacked up to $100,000 in return for their silence.
    — Frank Scheck, HollywoodReporter, 14 Mar. 2026
Definition of blunders
Verb
  • Olise always takes it and boots the ball straight out of play.
    — Stuart James, New York Times, 14 July 2026
  • Dominic Zvada boots a 31-yard field goal to give the Wolverines the lead.
    — Thomas Jones, Austin American Statesman, 31 Dec. 2025
Definition of boots
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.

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Cite this Entry

“Louses up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/louses%20up. Accessed 16 Aug. 2026.

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