/ ˈtʃɑːwʊmən; NAmE ˈtʃɑːr-/ noun
( pl. -women / -wɪmɪn; NAmE /) (also char , char·lady ) (both BrE , old-fashioned ) a woman whose job is to clean a house, an office building, etc.
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WORD ORIGIN
late 16th cent.: from obsolete char or chare a turn of work, an odd job, chore (obscurely related to chore ) + woman .