expression, i-adjective
busy; have no free time
Expresses that one is occupied and lacks leisure time. Often used as a polite refusal or explanation.
今週は暇がなくて、映画に行けそうにない。
I'm busy this week and probably can't go to the movies.
すみません、今日は暇がないので、また今度にしてください。
Sorry, I don't have any free time today, so could we make it another time?
忙しい directly describes a busy state or person, while 暇がない focuses on the absence of free time.
Phrase consisting of 暇 (free time) + が (subject marker) + ない (not exist). Literally 'there is no free time'.