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

That goes further than Pritzker, who has urged lawmakers to pass stricter regulations but has not pushed for an all-out pause. — Olivia Olander, Chicago Tribune, 14 Oct. 2026 In the meantime, virtually nothing has been rebuilt in Gaza, Hamas is weakened but still in power, and a return to all-out fighting cannot be ruled out. — Joseph Krauss, Los Angeles Times, 10 Oct. 2026

Adverb

There are all sorts of sides to Venus, a lot of shady characters complicating things, and in pure Bogie-Bacall fashion Ray gets to sort them all out while dealing with this colorful group. — Pete Hammond, Deadline, 10 Oct. 2026 Against this historical reality, Zoe Kazan writes for Cathy turned Kate a speech that lays this all out and that Florence Pugh narrates with the character’s customary matter-of-factness. — Roxana Hadadi, Vulture, 1 Oct. 2026 See All Example Sentences for all-out

Recent Examples of Synonyms for all-out

Adjective

The tracks, the engineers, the data, the media attention, the sheer amount of racing—the Formula 1 World Championship consists of twenty-plus races, on five continents, in nine months.

— Sam Knight, New Yorker, 22 Oct. 2026
The silhouette was mostly formfitting and streamlined, with emphasis at the hips and waist and a continuation of the contrasting sheer, black fabric running down the column skirt.

— Julia Teti, Footwear News, 22 Oct. 2026

Definition of sheer

Adjective

But their 20-3 loss to the Seahawks (4-3) was so thorough, unsightly and disillusioning as to render the 5-0 run-up to it entirely suspect — especially considering the Chiefs’ thorny schedule ahead.

— Kansas City Star, Kansas City Star, 26 Oct. 2026
Under the existing two-step process, competing teams must include thorough engineering and financial details as part of their proposals before NASA selects finalists for further study.

— Josh Dinner, Space.com, 26 Oct. 2026

Definition of thorough

Adjective

The certification follows extensive safety assessments, design reviews, and ground testing.

— Neetika Walter, Interesting Engineering, 21 Oct. 2026
China has backed its ambitions with extensive reforms that are explicitly meant to strengthen intellectual property protections.

— Andrei Iancu, Fortune, 20 Oct. 2026

Definition of extensive

Adverb

By the 2120s, the entire labyrinth will be completely backfilled, sealed, and handed over to the state.

— Mrigakshi Dixit, Interesting Engineering, 23 Oct. 2026
Simone…commanded a room, captivating audiences with unexpected combinations of genres and her ability to surrender herself completely to the music.

— Literary Hub, Literary Hub, 23 Oct. 2026

Definition of completely

Adjective

Here, the defining aspect of Benjamin Button’s strange existence is love — lucky, steady, unconditional.

— Sara Holdren, Vulture, 22 Oct. 2026
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

Definition of unconditional

Adjective

Ethiopia’s coffee authority is compiling data, but the process is not complete.

— Damian Zane, semafor.com, 26 Oct. 2026
In practice, that can look like AI pulling together updates from ticketing systems, documentation, source control and incident platforms to give teams a more complete view of progress and risk.

— Joel Burleson-Davis, Forbes.com, 26 Oct. 2026

Definition of complete

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 27 Oct. 2026.

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Synonyms of all-out

adjective

adverb

Example Sentences

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