n. One who prints, impresses, or stamps by impression; a person whose business it is to produce copies or superficial transfers of anything by pressure, as in a press or the like, or by the agency of light on a sensitized surface, as in photography: usually distinguished, when not specific (def. 2), by an adjunct: as, a lithographic printer; a plate-printer; a calico-printer.n. A person who practises or carries on the business of typographical printing; one who understands the mechanical process of producing printed matter for reading; specifically, as used of workmen, a compositor, or one who manipu-lates the types.n. One who sells what he prints or procures the printing of; hence, a publisher of books or of a periodical.n. A telegraphic instrument which makes records in printed characters; a telegraphic printing instrument.