What is the meaning of Cleaner?

A person whose occupation is to clean things, especially rooms, floors, and windows.

A device that cleans, such as the vacuum cleaner.

A substance used for cleaning; especially, one retailed for that purpose and meant for use on things other than one's own body.

A professional laundry or dry cleaner (business).

A fixer; a person who disposes of bodies and evidence.

comparative form of clean: more clean

to clean

Source: wiktionary.org