also: ぎゅう
noun
pimp; brothel tout
Refers to a person who solicits customers for a brothel or manages prostitutes. The reading ぎふ is standard; ぎゅう is an ateji reading associated with the rare kanji form 牛.
昔、遊郭の前には妓夫が立っていた。
In the old days, brothel touts stood in front of the red-light district.