undisciplined

adjective
un·dis·ci·plined | \ ˌən-ˈdi-sə-plənd \

Definition of undisciplined 

: lacking in discipline or self-control undisciplined behavior an unruly and undisciplined child

Examples of undisciplined in a Sentence

Recent Examples on the Web

Support of the teacher by the parents has a profound influence on the child, who realizes he or she will not be excused for undisciplined behavior. WSJ, "Catholic School Output Good, Input Limited," 7 June 2018 Yet to critics, the Chinese approach is akin to what corporate Japan did in the 1980s: overpay for trophy assets in a hopelessly undisciplined way. The Economist, "Chinese and US tech giants go at it in emerging markets," 5 July 2018 But the best way to summarize it for our purposes is that leakiness in a White House can reflect a undisciplined and paranoid environment where self-preservation can outweigh loyalty, including (or especially) to the president himself. Mark Leibovich, New York Times, "The Risky Business of Speaking for President Trump," 23 May 2018 Argentina was so open, and so undisciplined, and had so many flaws in the structure and the speed of their team. Grant Wahl And Brian Straus, SI.com, "World Cup Daily Podcast: How Finalists France, Croatia Mirror Their 1998 Teams," 12 July 2018 Lindholm capped the scoring with 0.1 seconds left to finally seal the win, but Carlyle was disappointed the Ducks let the Penguins back in the game with undisciplined penalties knowing Pittsburgh has the best power play in the NHL. USA TODAY, "Anaheim Ducks beat Pittsburgh Penguins thanks to four second-period goals," 18 Jan. 2018 But there was nothing undisciplined about his life in the kitchen or as a writer. Corby Kummer, The Atlantic, "Remembering Anthony Bourdain," 8 June 2018 Their work is haphazard and clunky and every bit as undisciplined as Dewey. David Lyman, Cincinnati.com, "Review: Andrew Lloyd Webber kinda ruins 'School of Rock'," 22 Feb. 2018 But her embittered mother, who left her husband when Ada was just a few weeks old, is determined that her daughter will not grow up to be the undisciplined libertine her father was. David Lyman, Cincinnati.com, "Review: Ada and the Engine inspiring, absorbing and heartbreaking," 14 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'undisciplined.' 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 undisciplined

14th century, in the meaning defined above

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Last Updated

18 Sep 2018

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Time Traveler for undisciplined

The first known use of undisciplined was in the 14th century

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Spanish Central: Translation of undisciplined

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