irresponsible - definition and synonyms

adjective 

Your browser doesn’t support HTML5 audio

/ˌɪrɪˈspɒnsəb(ə)l/
  1. 1
    done or said without thinking of the possible results of your actions or words

    irresponsible behaviour/decisions

    It was irresponsible of you to leave her alone.

  2. 2
    not sensible or able to be trusted to behave in a reasonable way

    an irresponsible driver

derived word

irresponsibly

 

Your browser doesn’t support HTML5 audio

adverb