expression, i-adjective
not feeling like doing; having no intention of
Used after a verb (often in the 〜する気がない pattern) to express a lack of desire, motivation, or intention to do something.
彼は勉強する気がないようだ。
He doesn't seem to feel like studying.
私は謝る気が全くない。
I have absolutely no intention of apologizing.
noun-modifying (irregular)
indifferent; half-hearted; listless
Prenominal form (often 気のない) describing a person's attitude or manner as lacking enthusiasm, interest, or spirit. Compare with 気がない for the predicative use.
See also: 気のない
彼女は気のない返事をした。
She gave a half-hearted reply.
気のない様子で仕事をしている。
He is working with a listless attitude.