Fetching details from the dictionary...

smelling of fish; fishy; smelling of blood; bloody
degenerate (of a monk); depraved; corrupt; fallen
worldly; mundane; secular; common; ordinary
fishy; suspicious; questionable
魚市場に入ると生臭い匂いが鼻を突いた。
A fishy smell hit my nose when I entered the fish market.
港の倉庫の中は魚の匂いで生臭かった。
The inside of the warehouse at the harbor was fishy-smelling.
新鮮な刺身はそれほど生臭くない。
Fresh sashimi doesn't smell that fishy.