the world > physical sensation > cleanness and dirtiness > cleaning > scouring, scrubbing, or rubbing > [noun] > one who scours or rubs (3)
One who polishes or cleanses by hard rubbing. Used esp. as the designation of certain servants in the Royal Household.
A person who rubs in any way; spec. one who is employed to rub something, esp. for the purpose of smoothing or polishing. Also rubber off. Obsolete…
A person, etc., who cleans away rubbish; a scavenger.