scrubber

noun

• 1a brush or other object used to clean something: a plastic pan scrubber
• a person who cleans something: laundry women and scrubbers
• an apparatus using water or a solution for purifying gases or vapours.

• 2British informal, derogatory a promiscuous or vulgar woman.

• 3Australian/NZ an animal which lives in the scrub.
• informal a person of unkempt appearance.