expression, i-adjective
Colloquial expression meaning one has no money; often used in casual conversation. The cross-reference 金のない is the attributive form.
See also: 金のない
今月は金がなくて、外食できない。
I'm broke this month, so I can't eat out.
金がないから、新しいスマホは買えないよ。
I can't buy a new smartphone because I have no money.
Attributive form used before nouns, e.g., 金のない人 (a person with no money).
A more formal noun/adjective meaning 'poor' or 'poverty'; 金がない is a casual, direct statement about lacking money.
Phrase composed of 金 (money) + が (subject marker) + ない (not exist). A straightforward negative existential construction.