Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun One whose work or business is cleaning.
  • noun A machine or substance used in cleaning.
  • noun A dry-cleaning establishment.

from The Century Dictionary.

  • noun A special preparation, either saponaceous, ethereal, or both, used for removing grease-spots, ink-stains, etc., from fabrics.
  • noun A device for automatically cleaning scum or floating matter from the surface of water in a boiler and depositing it in a separator or settling-chamber located on top of the boiler. It consists of a skimmer in the boiler, to which is attached a vertical pipe which discharges into the settling-chamber near its top. From a point at the other side of the settling-chamber a return-pipe leads into the boiler, discharging somewhat below the water-level.
  • noun One who or that which cleans.

from the GNU version of the Collaborative International Dictionary of English.

  • noun One who, or that which, cleans.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective comparative form of clean: more clean
  • noun A person whose occupation is to clean floors, windows and other things.
  • noun A device that cleans, such as the vacuum cleaner.
  • noun A cleaning detergent.
  • noun in the plural A professional laundry or dry cleaner (business).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a preparation used in cleaning something
  • noun the operator of dry-cleaning establishment
  • noun someone whose occupation is cleaning

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

clean + -er

from Wiktionary, Creative Commons Attribution/Share-Alike License

to clean + -er (agent noun)

Examples

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