n. 无责任, 不承担责任的行为

[法] 不负责任, 无责任, 不承担责任

[ noun ]
a form of untrustworthiness; the trait of lacking a sense of responsibility and not feeling accountable for your actions
<noun.attribute>

Irresponsibility \Ir`re*spon`si*bil"i*ty\, n. [Cf. F.
irresponsabilit['e].]
1. Lack of, or freedom from, responsibility or
accountability.

2. A trait causing one to act without a proper sense of
responsibility; acting without giving proper weight to
one's responsibilities.
[PJC]