(New American Roget's College Thesaurus)
adj. negligent, remiss; reckless, unburdened. See changeableness, improbity, neglect.
(Roget's IV) modif.
Syn. untrustworthy, unreliable, capricious, flighty, fickle, giddy, thoughtless, rash, reckless, undependable, unstable, loose, lax, immoral, shiftless, careless, negligent, unpredictable, wild, devil-may-care; see also careless 1 , changeable 1 , unreliable 1 .
Ant. responsible*, trustworthy, Dependable.
(Roget's 3 Superthesaurus) a.
careless, unreliable, undependable, devil-may-care, untrustworthy, lax, immature, unaccountable, reckless, capricious.
ANT.: responsible, dependable, reliable
(Roget's Thesaurus II) adjective Lacking or marked by a lack of care: careless, feckless, heedless, inattentive, reckless, thoughtless, unconcerned, unmindful, unthinking. See CAREFUL.

English dictionary for students. 2013.


Look at other dictionaries:

  • irresponsible — [ir΄i spän′sə bəl] adj. not responsible; specif., a) not liable to be called to account for actions b) lacking a sense of responsibility; unreliable, shiftless, etc. c) said or done as by an irresponsible person n. an irresponsible person… …   English World dictionary

  • irresponsible — I adjective arbitrary, capricious, changeable, disloyal, disobedient, dutiless, flighty, fluctuating, frivolous, inconstant, infirm of purpose, lawless, mutinous, perfidious, rash, rebellious, shiftless, thoughtless, treacherous, trustless,… …   Law dictionary

  • Irresponsible — Ir re*spon si*ble, a. [Pref. ir not + responsible: cf. F. irresponsable.] 1. Not responsible; not liable or able to answer for consequences; innocent. [1913 Webster] 2. Not to be trusted; unreliable; lacking a proper sense of responsibility.… …   The Collaborative International Dictionary of English

  • irresponsible — (adj.) 1640s, not legally answerable for conduct or actions, from assimilated form of IN (Cf. in ) (1) not, opposite of + RESPONSIBLE (Cf. responsible). Meaning not acting with a sense of responsibility is from 1680s. Related: Irresponsibly …   Etymology dictionary

  • irresponsible — is spelt ible, not able. See able, ible …   Modern English usage

  • irresponsible — [adj] careless, reckless capricious, carefree, devil may care*, feckless, fickle, flighty, fly by night*, giddy, harebrained, ill considered, immature, immoral, incautious, lax, loose*, no account*, rash, scatterbrained*, shiftless, thoughtless,… …   New thesaurus

  • irresponsible — ► ADJECTIVE ▪ not showing a proper sense of responsibility. DERIVATIVES irresponsibility noun irresponsibly adverb …   English terms dictionary

  • irresponsible — ir|re|spon|si|ble [ˌırıˈspɔnsıbəl US ˈspa:n ] adj doing careless things without thinking or worrying about the possible bad results ≠ ↑responsible totally/highly/completely etc irresponsible ▪ When it comes to money, Dan is completely… …   Dictionary of contemporary English

  • irresponsible — adj. VERBS ▪ be, seem ▪ become ▪ consider sb/sth ADVERB ▪ extremely, fairly …   Collocations dictionary

  • irresponsible — adj. irresponsible to + inf. (it was irresponsible of him to speak to reporters) * * * [ˌɪrɪ spɒnsəb(ə)l] irresponsible to + inf. (it was irresponsible of him to speak to reporters) …   Combinatory dictionary

  • irresponsible — [[t]ɪ̱rɪspɒ̱nsɪb(ə)l[/t]] ADJ GRADED: oft it v link ADJ to inf (disapproval) If you describe someone as irresponsible, you are criticizing them because they do things without properly considering their possible consequences. I felt that it was… …   English dictionary

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