n. One who or that which works; a laborer; a toiler; a performer; a doer.n. In entomology, the neuter or undeveloped female of various social hymenopterous and a few other insects, as bees, ants, and termites, which collects pollen, makes honey, builds or fabricates cells or a nest, stores up food, cares for the young, herds and milks the aphids kept as cows, and performs other services for the community of which it is a member.n. Maker; creator.n. In a carding-machine, one of the urchins, or small card-covered cylinders.n. A leather-workers' two-handled knife, used in scraping hides.