ZebraWords.com - The Definition of 'Irresponsible', Synonyms of 'Irresponsible' & More on 'Irresponsible'

1. WordNet® 3.0 (2006)

irresponsible
    adj 1: showing lack of care for consequences; "behaved like an
           irresponsible idiot"; "hasty and irresponsible action"
           [ant: responsible]

2. The Collaborative International Dictionary of English v.0.48

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.
      [1913 Webster]

Thesaurus Results for Irresponsible:

1. Moby Thesaurus II by Grady Ward, 1.0

adrift, afloat, alternating, amorphous, capricious, carefree, careless, changeable, changeful, chartered, desultory, deviable, devil-may-care, disobedient, dizzy, eccentric, erratic, excepted, excused, exempt, exempted, fast and loose, favored, feckless, fickle, fitful, flickering, flighty, flitting, fluctuating, fly-by-night, freakish, giddy, headstrong, heady, immune, impetuous, impulsive, incautious, inconsistent, inconstant, indecisive, ineffectual, infirm, insubordinate, irregular, irresolute, lawless, let off, licensed, licentious, mazy, mercurial, moody, mutinous, permitted, privileged, rambling, rampant, rash, reckless, reinless, released, restless, roving, scatterbrained, self-willed, shapeless, shifting, shifty, shuffling, spared, spasmodic, spineless, trustless, unaccountable, unanswerable, unbridled, uncertain, unchecked, uncontrolled, uncurbed, undependable, undisciplined, unfaithworthy, unfixed, ungoverned, unliable, unpredictable, unreined, unreliable, unrestrained, unruly, unsettled, unstable, unstable as water, unstaid, unsteadfast, unsteady, unsubject, unsure, untrustworthy, untrusty, vacillating, vagrant, variable, vicissitudinary, vicissitudinous, volatile, wandering, wanton, wavering, wavery, wavy, wayward, weak, whimsical, wild, wildcat, willful, wishy-washy

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