all-out

1 of 2

adjective

1
: made with maximum effort : thoroughgoing
an all-out effort to win the contest
2

all out

2 of 2

adverb

: with full determination or enthusiasm : with maximum effort
used chiefly in the phrase go all out

Examples of all-out in a Sentence

Adjective Grandpa got the all-out support of the family when he decided to remarry at age 72 an all-out effort to break open the door Adverb went all out for her New Year's Eve party—she even had fireworks!
Recent Examples on the Web
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.
Adjective
More likely than an all-out boycott, say attorneys, is a new era in which taxpayers and their accountants push the envelope with aggressive tax-planning techniques that may escape the review of an understaffed agency. Robert Frank, CNBC, 17 Apr. 2025 President Donald Trump's administration has stressed that the U.S. economy will be able to fare better than China's should the ongoing back-and-forth with tariffs transform into an all-out trade war. Matt Robison, MSNBC Newsweek, 16 Apr. 2025
Adverb
The goal was to get it all out of our heads and onto the board. Dev Patnaik, Forbes.com, 14 Apr. 2025 He was praised for letting it all out; she was ridiculed. Jon Pareles, New York Times, 8 Apr. 2025 See All Example Sentences for all-out

Word History

First Known Use

Adjective

1893, in the meaning defined at sense 1

Adverb

1840, in the meaning defined above

Time Traveler
The first known use of all-out was in 1840

Browse Nearby Words

Cite this Entry

“All-out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all-out. Accessed 22 Apr. 2025.

Kids Definition

all-out

1 of 2 adjective
ˈȯ-ˈlau̇t
: made with maximum effort : extreme
an all-out attempt to finish on time

all out

2 of 2 adverb
: with maximum effort
went all out to win

More from Merriam-Webster on all-out

Last Updated: - Updated example sentences
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