Search Result for "irresponsibly": 
Wordnet 3.0

ADVERB (1)

1. in an irresponsible manner;
- Example: "he acted irresponsibly"



The Collaborative International Dictionary of English v.0.48:

Irresponsibly \Ir`re*spon"si*bly\, adv.
   1. So as not to be responsible.
      [1913 Webster]

   2. In an irresponsible[2] manner; without due care or
      diligence.
      [PJC]


WordNet (r) 3.0 (2006):

irresponsibly
    adv 1: in an irresponsible manner; "he acted irresponsibly"
           [ant: responsibly]