ALL-OUT Synonyms: 126 Similar and Opposite Words

all-out 1 of 2

adjective

ˈȯl-ˈau̇t

Definition of all-out

as in sheer

having no exceptions or restrictions Grandpa got the all-out support of the family when he decided to remarry at age 72

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in thorough

trying all possibilities an all-out effort to break open the door

Synonyms & Similar Words

Antonyms & Near Antonyms

all out

2 of 2

adverb

as in full steam ahead

with all power or resources being used went all out for her New Year's Eve party—she even had fireworks!

Synonyms & Similar Words

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 all-out

Adjective

Thursday saw one of the heaviest days of fighting yet, after the Houthis launched an all-out offensive seeking to encircle the city. — Brady Knox, The Washington Examiner, 4 Oct. 2026 Mustard’s now has an outpost inside Ryan Field, too, part of an all-out effort by Northwestern to attract Chicago, Evanston and North Shore restaurants to the new stadium. — Shun Graves, Chicago Tribune, 4 Oct. 2026

Adverb

Supposedly, Tesla expects to ship them all out within 18 months. — Caleb Jacobs, The Drive, 24 Sep. 2026 After six years in the driver’s seat, Glenn Martens is all out of Diesel. — Luke Leitch, Vogue, 18 Sep. 2026 See All Example Sentences for all-out

Recent Examples of Synonyms for all-out

Adjective

The sheer math of persuading a majority of the House of Representatives, the Senate and the president to approve a bill is difficult enough.

— Scott Warren, Washington Post, 9 Oct. 2026
Vaccarello, whose spring 2027 show marked his 10th anniversary at Saint Laurent, has become a celebrity favorite thanks to his ability to telegraph power and sexuality through sheer, slinky gowns and sharp-shouldered suits with equal measure.

— Hannah Jackson, Vogue, 9 Oct. 2026

Definition of sheer

Adjective

As a critical first step, the intelligence committees should initiate a thorough oversight investigation into how the norm has been implemented in practice and the current administration’s adherence to its prohibitions.

— DAVID S. COHEN, Foreign Affairs, 8 Oct. 2026
The decision followed a thorough review of the current beverage industry trends, market conditions, and overall company business strategy.

— Jonah Flicker, Robb Report, 8 Oct. 2026

Definition of thorough

Adverb

Moore plays Mona, a meek, thoroughly unseen wife and mother who impulsively decides to audition for a community theater musical despite having no experience.

— Glenn Whipp, Los Angeles Times, 12 Oct. 2026
On that note, another common mistake is not rinsing hair conditioner thoroughly enough once you’re done.

— Danielle Sinay, Glamour, 10 Oct. 2026

Definition of thoroughly

Adjective

There’s a wonderful fraction of a second when the Villa fans in the Holte End have to adjust from impending despair to utter joy.

— Amitai Winehouse, New York Times, 15 Sep. 2026
Fall in Europe brings with it brisk temperatures that make sightseeing an utter joy, thinner crowds that leave room for locals, and an opportunity to experience cities in their most authentic light.

— Jessica Sulima, Condé Nast Traveler, 11 Sep. 2026

Definition of utter

Adjective

While the property’s extensive and expensive renovation has elevated nearly every corner of the resort, the room doors appear to have been overlooked.

— Condé Nast, Condé Nast Traveler, 7 Oct. 2026
Contact the treating clinician promptly for worsening pain, spreading redness or warmth, pus-like drainage, fever, extensive blistering, eye symptoms, or a reaction substantially more severe than described.

— Malana VanTyler, Miami Herald, 6 Oct. 2026

Definition of extensive

Adverb

Rooms Splayed across the cliff front and dense, thrumming jungle at the southwestern tip of Bali, the 37 villas that make up the property as of 2026 are each completely unique in design, character and art.

— Condé Nast, Condé Nast Traveler, 9 Oct. 2026
Netanyahu and other Israeli leaders reacted by condemning the warrants as completely unjustified and a clear proof of the United Nations’ antisemitism.

— Brian Duignan, Encyclopedia Britannica, 9 Oct. 2026

Definition of completely

Adjective

In 2024, Michigan State launched Rx Kids, the country’s first universal and unconditional prenatal and infant cash program.

— Mona Hanna, Washington Post, 8 Oct. 2026
Once a seller has an unconditional right to receive the proceeds, many planning opportunities may no longer be available.

— D. Scott Kenik, Forbes.com, 2 Oct. 2026

Definition of unconditional

Browse Nearby Words

allotting

all-out

all out

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Style

“All-out.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/all-out. Accessed 14 Oct. 2026.

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Synonyms of all-out

adjective

adverb

Example Sentences

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