1
: made with maximum effort : thoroughgoing
an all-out effort to win the contest
: 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
Anthony D'alessandro, Deadline, 9 July 2025
Short sellers had clocked more than $4 billion in profits on June 5, a day when Tesla saw its biggest single-day drop in market value after Trump and Musk's discord erupted into an all-out social media brawl.
—Shashwat Chauhan, USA Today, 8 July 2025
Max Springer, Scientific American, 27 June 2025
Below, though, is how the three-season hit series actually ended — and the surprise came that closed it all out.
—Matt Webb Mitovich, TVLine, 27 June 2025
See All Example Sentences for all-out
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Adjective
When Naomi discovers that Nicholas, too, has been feigning contentment, the two of them go head-to-head in a battle of pranks, sabotage, and all-out emotional warfare.
—Anthony D'alessandro, Deadline, 9 July 2025
Short sellers had clocked more than $4 billion in profits on June 5, a day when Tesla saw its biggest single-day drop in market value after Trump and Musk's discord erupted into an all-out social media brawl.
—Shashwat Chauhan, USA Today, 8 July 2025
Adverb
Using fewer bits was thought to require more steps—like alphabetizing your books by swapping them one by one on the shelf instead of pulling them all out and reshelving them.
—Max Springer, Scientific American, 27 June 2025
Below, though, is how the three-season hit series actually ended — and the surprise came that closed it all out.
—Matt Webb Mitovich, TVLine, 27 June 2025
See All Example Sentences for all-out
Cite this Entry
“All-out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all-out. Accessed 23 Jul. 2025.
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