the old man living in the abandoned barn on the outskirts of town is keeping so many cats with him, by the time he's dead he'll be a mad catter
a mad catter is a recluse or hermit who keeps cats around and lives in secluded or abandoned places
"the old man living in the abandoned barn on the outskirts of town is keeping so many cats with him, by the time he's dead he'll be a mad catter" What is the definition of "mad catter"?