comparative form of clean: more clean

A professional laundry or dry cleaner (business). (This form is now interpreted as plural and usually spelled without an apostrophe, even in official usage, to justify the removal of the apostrophe. It was traditionally spelled cleaner's with an apostrophe because this is grammatically correct, as can be seen with forms such as go to the doctor's, which cannot be reinterpreted as plural.)

plural of cleaner

A person whose job is to clean places or things.

(zoology) Any of many unrelated fishes that provide a service to other fish species by removing dead skin and parasites.

(mining, historical) A person employed to clean the rails, removing coaldust etc.

plural of way-cleaner

plural of air cleaner

plural of street cleaner

plural of service cleaner