From Longman Dictionary of Contemporary Englishwasherwomanwash‧er‧wom‧an /ˈwɒʃəˌwʊmən $ ˈwɒːʃər-, ˈwɑː-/ noun (plural washerwomen /-ˌwɪmɪn/) [countable] BOWASHa woman in the past whose job was to wash other people’s clothes
Examples from the Corpus
washerwoman• He would look wonderful dressed as a washerwoman.• She worked as a washerwoman for several households, beginning her work at dawn.• And gabbing away like a washerwoman on every subject under the sun.• Some were to be tenanted by cooks, washerwomen, labourers and grooms.• Still more of the widows went out as chars or washerwomen, and a few minded children.• Like it or not, you are in truth of the commonalty - the orphaned daughter of a poor washerwoman. 