(n.) One who toils, or labors painfully.

blue-collar worker bourgeoisie breadwinner casual casual laborer common laborer common people common run common sort commonage commonality commonalty commoners commons day laborer dray horse drudge employee factory worker flunky free lance free-lancer full-time worker galley slave hand industrial worker jobber jobholder laborer laborers laboring man linendrapers lower classes lower middle class lower orders lumpen proletariat menial middle class middle orders migrant moiler navvy office temporary ordinary people peasantry peon plain folks plain people proletarian proletariat rank and file roustabout salaried worker self-employed person servant shopkeepers slavey small tradesmen stiff temporary the lower cut the other half the third estate toilers toiling class upper middle class vulgus wage earner wage slave wageworker worker workgirl workhand workhorse working class working girl working people workingman workingwoman workman