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

Sudan plunged into an all-out war in April 2023 as fighting erupted between the RSF and the Sudanese military. — ABC News, 16 Sep. 2026 Observers and Yemeni residents fear the escalating fighting could renew an all-out civil war in Yemen. — Miranda Jeyaretnam, Time, 11 Sep. 2026

Adverb

Arsenal had no choice but to go all out after conceding on 77 seconds and seemed better for it. — Jack Lang, New York Times, 6 Sep. 2026 The French toast was fluffy, the chocolate sauce on top was sweet and the berries were the perfect amount of tart to balance it all out. — Carolyn Burt, Oc Register, 31 Aug. 2026 See All Example Sentences for all-out

Recent Examples of Synonyms for all-out

Adjective

Known as the Shark Bay UNESCO World Heritage Site, the place gets its name from English buccaneer-cum-naturalist William Dampier, who was overcome by the bay’s sheer abundance and the size of the marine predators during a visit in 1699.

— Literary Hub, Literary Hub, 2 Oct. 2026
Through the sheer force of his will and his brilliant comedic timing, Bratton was elevated to a cast member by the second season.

— Andy Greene, Rolling Stone, 2 Oct. 2026

Definition of sheer

Adjective

Excellent, from the thorough and intuitive spa therapists, to the engaging and sweet girls who run the kids’ club, the generous ice-cream scoopers at the Haagen-Dazs counter, and the nothing-is-too-much-trouble front desk.

— Condé Nast, Condé Nast Traveler, 6 Oct. 2026
The next step was finding a director; according to sources, the search was thorough with not only Black Label and Thunder Road producers meeting potential candidates but the lead cast having their own meetings as well.

— Justin Kroll, Deadline, 5 Oct. 2026

Definition of thorough

Adverb

Throughout, the thoroughly modern bathrooms have anti-fog mirrors and fluffy robes.

— Condé Nast, Condé Nast Traveler, 6 Oct. 2026
My sympathies are entirely with Prince William, who's a thoroughly honorable, decent young man who's just had it with his brother and wants nothing to do with him.

— Stephanie Nolasco , Ashley Papa, FOXNews.com, 5 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

Avila said the attack left her with severe injuries to her arm and face, extensive scarring, and post-traumatic stress disorder.

— Charisma Madarang, Rolling Stone, 30 Sep. 2026
In that hands-on evaluation, the reviewer put the Flow 2 through extensive real-world testing across two months in a demanding household environment, covering over 100 cleaning jobs and more than 18,500 square feet of floor space.

— New Atlas, New Atlas, 29 Sep. 2026

Definition of extensive

Adverb

The third, Surrender, is a massage performed in water, in which the buoyancy and warmth allow the body to completely relax and let go.

— Robb Report Studio, Robb Report, 3 Oct. 2026
What’s different about this style is that its uppers are completely decorated with small, shimmering crystal details in a silvery, light-catching finish.

— Karla Rodriguez, Footwear News, 2 Oct. 2026

Definition of completely

Adjective

South Korea has not given the project an unconditional green light and says its participation will depend on the economics.

— Neetika Walter, Interesting Engineering, 30 Sep. 2026
Kremlin spokesman Dmitry Peskov repeated Moscow's demand for a comprehensive peace deal, not a temporary break in hostilities, following Ukraine's call for a complete and unconditional ceasefire.

— HANNA ARHIROVA, Arkansas Online, 25 Sep. 2026

Definition of unconditional

Adjective

Cupping treatments come in detoxifying and cellulite targeting versions, and there's a complete slate of massage, sugaring, waxing, aromatherapy, and hair and makeup options.

— Condé Nast, Condé Nast Traveler, 6 Oct. 2026
Although Koerte believes Europe needs to develop greater AI capabilities, complete sovereignty remains a pipe dream.

— Sam Forsdick, Fortune, 5 Oct. 2026

Definition of complete

Browse Nearby Words

allotting

all-out

all out

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Cite this Entry

Style

“All-out.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/all-out. Accessed 7 Oct. 2026.

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Synonyms of all-out

adjective

adverb

Example Sentences

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