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
  • The horse stumbles, trapping Galadriel underneath as the figure, a ring-wearing nazgnagôl, strides toward her.
    — Emily Zemler, Los Angeles Times, 5 Nov. 2026
  • This year, a gaunt, ravenous stranger stumbles out of the dark carrying something that eats its hosts from the inside out.
    — Declan Gallagher, Entertainment Weekly, 3 Nov. 2026
Definition of stumbles
Verb
  • So the associate who fumbles a membership conversation doesn’t need a lecture.
    — Zaharia-Gabriel Sidere, Forbes.com, 16 Oct. 2026
  • DeLand was driving inside the 20 yard line and Taihj Moore fumbles, recovered by Lake Mary.
    — Buddy Collings, The Orlando Sentinel, 11 Sep. 2026
Definition of fumbles
Verb
  • This effectively reduces the Platinum status requirement to 130,000 TQPs and makes earning unlimited Companion Pass trips a bit easier.
    — Jason Stauffer, CNBC, 22 Oct. 2026
  • And maybe trips like this can help the nomad way of life survive.
    — Jen Murphy, Condé Nast Traveler, 15 Oct. 2026
Definition of trips
Verb
  • The war in Iran, high gas prices, the stubbornly high cost of living, and blows to Trump’s popularity all contributed against the Republicans.
    — Brady Knox, The Washington Examiner, 4 Nov. 2026
  • As Paladin drives off, contract finally fulfilled, an estate guard with a rocket launcher blows his murder-van into flaming wreckage.
    — Tasha Robinson, Vulture, 4 Nov. 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
  • Luckily, his ex is kind enough to give him a pep talk before Lee ruins the afternoon for everyone.
    — Amanda Whiting, Vulture, 5 Nov. 2026
  • Nothing ruins a good time like misplaced sympathy, and siding with the man of the house in a series that’s more rooted in women’s perspectives with each passing season just feels wrong.
    — Ben Travers, IndieWire, 27 Oct. 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
  • Back at the hotel, Vision boots up his head-laser when Paladin’s drone approaches.
    — Tasha Robinson, Vulture, 21 Oct. 2026
  • Olise always takes it and boots the ball straight out of play.
    — Stuart James, New York Times, 14 July 2026
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 10 Nov. 2026.

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