noun
kept man; man financially dependent on a woman
Colloquial, often derogatory term for a man who lives off a woman's income without working. Derived from ヒモ (pimp), implying a parasitic relationship.
See also: ヒモ
彼は仕事をせず、彼女の給料で暮らすヒモ男だ。
He's a kept man who doesn't work and lives off his girlfriend's salary.
ヒモ男にはなりたくないから、ちゃんと働くよ。
I don't want to be a kept man, so I'll work properly.
ジゴロ (gigolo) is a loanword for a male escort or lover supported by a woman, often with a more glamorous or professional connotation than ヒモ男.
Compound of ヒモ (pimp, from the slang sense of 紐 'string', possibly from the idea of being tied to or controlling someone) and 男 (man). The exact origin of the ヒモ slang is uncertain.