irresponsible

[ ir-i-spon-suh-buhl ]

adjective

1. said, done, or characterized by a lack of a sense of responsibility:

   His refusal to work shows him to be completely irresponsible.

   Synonyms: undependable, thoughtless, unreliable

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.

noun

1. an irresponsible person.

irresponsible

/ ˌɪrɪˈspɒnsəbəl /

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

Derived Forms

• ˌirreˈsponsibly, adverb
• ˌirreˌsponsiˈbility, noun

Other Words From

• irre·sponsi·bili·ty irre·sponsi·ble·ness noun
• irre·sponsi·bly adverb

Word History and Origins

Origin of irresponsible¹

First recorded in 1640–50; ir- ² + responsible

Example Sentences

"Irresponsible owners, unsuitable financial models and inadequate regulation have cast a shadow over too many of our clubs and too often it is fans who have had to fight to protect their club's identity, heritage and even its very existence," she said.

From BBC

“No more gimmicks. No more gesture politics. No more irresponsible, undeliverable promises.”

From BBC

Some social media users criticised the cyclists for "irresponsible" behaviour such as littering.

From BBC

While there’s underlying support for a more fair, humane criminal justice system, it would be irresponsible to ignore the message voters sent in this election: Californians are concerned about public safety.

From Los Angeles Times

After the talks collapsed on Wednesday night, the chancellor delivered a scathing attack on his finance minister, calling Lindner egotistical and irresponsible for his unwillingness to compromise for the good of the country.

From BBC

Related Words

• capricious
• immature
• thoughtless