irresponsible

  1. Adjective.  Lacking a sense of responsibility; incapable of or not chargeable with responsibility; unable to respond to obligation.
  2. Adjective.  Not responsible; not subject to responsibility; not to be held accountable, or called into question.
  3. Noun.  Someone who is not responsible.

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This entry was last updated on RefTopia from its source on 3/20/2012.