adjective
- not involved or interested; disinterested.
- not caring; unworried; free from solicitude or anxiety.
adjective
- lacking in concern or involvement
- not worried; untroubled
adj.1630s, from un- (1) “not” + past participle of concern.
adjective
adjective
adj.1630s, from un- (1) “not” + past participle of concern.