irresponsible

Definition of Irresponsible in English :

1. irresponsible

showing lack of care for consequences

Example Sentences:
'behaved like an irresponsible idiot'
'hasty and irresponsible action'

WordNet Lexical Database for English. Princeton University. 2010.

Irresponsible

adjective

1.

not showing or done with due care for the consequences of one's actions or attitudes; reckless

2.

not capable of bearing responsibility

3. archaic

not answerable to a higher authority for one's actions

adjective

1.

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

noun

2.

an irresponsible person

adj.

1. Marked by a lack of responsibility: irresponsible accusations.

2. Lacking a sense of responsibility; unreliable or untrustworthy.

3. Not liable to be called to account by a higher authority.

n.

1. One who has no sense of responsibility.

2. One who is unlikely to be called to account by a higher authority.