\ˈȯl-ˈau̇t \

Definition of all-out 

(Entry 1 of 2)

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

all out


Definition of all out (Entry 2 of 2)

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

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Examples of all-out in a Sentence


went all out for her New Year's Eve party—she even had fireworks!

Recent Examples on the Web: Adverb

Kylie went all out for the design, featuring ghosts, ghouls, and everything in between ready to scare anyone who dares borrow your makeup without asking. Leah Prinzivalli, Allure, "Kylie Cosmetics Is Launching a Spooky Halloween Makeup Collection," 4 Oct. 2018 Kylie went all out for the design, featuring ghosts, ghouls, and everything in between ready to scare anyone who dares borrow your makeup without asking. Leah Prinzivalli, Teen Vogue, "Kylie Jenner Announced a Kylie Cosmetics Halloween Collection," 3 Oct. 2018 Kylie went all out for her recent 21st birthday celebrations, with a Barbie-esque bodysuit covered in 70,000 Swarovski crystals, and a platinum blonde ponytail that touched her butt. Lucy Wood, Marie Claire, "Kylie Jenner's Platinum Blonde Birthday Ponytail Cost an Insane Amount of Money," 17 Aug. 2018 Wanna One’s units went all out For their last album, the group broke up into two and three-member teams for four songs produced by prominent Korean artists Nell, Dynamic Duo, Heize, and Zico. Tamar Herman, Billboard, "5 Highlights From the Second Night of KCON 2018 NY," 25 June 2018 Go all out for dinner, which begins at 5 p.m., featuring a 16-ounce prime rib that comes with a baked potato and your choice of house or Caesar salad ($55). Wendy Killeen, azcentral, "Father's Day 2018: Food and drink deals around Phoenix will help you say thanks to Dad," 11 June 2018 Royal weekend The Windsor Arms hotel in Toronto is going all out for its celebration of the nuptials. Fox News, "Meghan Markle, Prince Harry's royal wedding celebrated around world with extravagant, over-the-top parties," 17 May 2018 Here's what's happening: CUCHARA: Ana Beaven goes all out for Cinco de Mayo festivities at Cuchara, 214 Fairview in the Heights. Greg Morago, Houston Chronicle, "High five: Houston's 2018 Cinco de Mayo parties," 30 Apr. 2018 If recent history is a guide, the queen will go all out for the castle celebration after Meghan and Harry's wedding. Nancy Nathan,, "At Windsor Castle, a look at Harry and Meghan's (relatively) low-key wedding site," 16 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'all-out.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of all-out


1893, in the meaning defined at sense 1


1840, in the meaning defined above

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Dictionary Entries near all-out





all out


all over

Statistics for all-out

Look-up Popularity

Time Traveler for all-out

The first known use of all-out was in 1840

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More Definitions for all-out



English Language Learners Definition of all-out

: made or done with as much effort as possible

: fully developed



Kids Definition of all-out

: as great as possible We made an all-out effort to get there on time.

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More from Merriam-Webster on all-out

Rhyming Dictionary: Words that rhyme with all-out

Thesaurus: All synonyms and antonyms for all-out

Spanish Central: Translation of all-out

Nglish: Translation of all-out for Spanish Speakers

Comments on all-out

What made you want to look up all-out? Please tell us where you read or heard it (including the quote, if possible).


a knickknack or trinket

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