GamesDaily CrosswordWord PuzzleWord FinderAll gamesFeaturedWord of the DayWord of the YearNew wordsLanguage storiesAll featuredCultureSlangEmojiMemesAcronymsGender and sexualityAll cultureWriting tipsWriting hubGrammar essentialsCommonly confusedAll writing tipsGamesFeaturedCultureWriting tipsAdvertisementSkip toSkip toirresponsibleadjective (3)noun (1)AdvertisementView synonyms for AmericanBritishirresponsible[ir-i-spon-suh-buhl]Phonetic (Standard)IPAadjectivesaid, done, or characterized by a lack of a sense of responsibility.His refusal to work shows him to be completely irresponsible.Synonyms: , , not capable of or qualified for responsibility, as due to age, circumstances, or a mental deficiency.not , answerable, or accountable to higher authority.irresponsible as a monarch.nounan irresponsible person.irresponsible/ ˌɪrɪˈspɒnsəbəl /adjectivenot showing or done with due care for the consequences of one's actions or attitudes; recklessnot capable of bearing responsibilityarchaic not answerable to a higher authority for one's actions“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012Discover MoreOther Word Formsirresponsibility nounirresponsibleness nounirresponsibly adverbˌirreˈsponsibly adverbˌirreˌsponsiˈbility nounDiscover MoreWord History and OriginsOrigin of irresponsible1First recorded in 1640–50; + Discover MoreExample SentencesExamples have not been reviewed.The idea of forcing irresponsible hikers to pay for their rescue has come up before.From But the idea that, you know, Congress is going to say, “Hey, we've got to do physical exams of young girls and women,” I don’t think makes sense, and I just think it was irresponsible.From “American taxpayers will no longer be forced to serve as collateral for irresponsible student loan policies,” McMahon said.From Friends of the Earth has previously described the expansion plans as "hugely irresponsible".From Five complaints issued against the advert said it encouraged dangerous driving and was irresponsible.From AdvertisementDiscover MoreRelated Words AdvertisementAdvertisementAdvertisementBrowse#aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzzContact usDo not sell my infoFollow usGet the Word of the Day every day!Sign upBy clicking "Sign Up", you are accepting Dictionary.com © 2025 Dictionary.com, LLC, The meaning of IRRESPONSIBLE is not responsible. How to use irresponsible in a sentence., IRRESPONSIBLE definition: 1. not thinking enough or not worrying about the possible results of what you do: 2. not thinking…. Learn more..