Dictionary
ir•re•spon•si•ble
Pronunciation: (ir"i-spon'su-bul), [key]—
adj.
1. said, done, or characterized by a lack of a sense of responsibility:
His refusal to work shows him to be completely irresponsible.
2. not capable of or qualified for responsibility, as due to age, circumstances, or a mental deficiency.
3. not responsible, answerable, or accountable to higher authority:
irresponsible as a monarch.
—
n.
an irresponsible person.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.