plagiary

n.; pl. Plagiaries [ L. plagiarius a kidnaper, a literary thief, fr. plagium kidnaping; cf. plaga a net, perh. akin to E. plait: cf. F. plagiaire. ] 1. A manstealer; a kidnaper. [ Obs. ] [ 1913 Webster ]

2. One who purloins another's expressions or ideas, and offers them as his own; a plagiarist. Dryden. [ 1913 Webster ]

3. Plagiarism; literary theft. Milton. [ 1913 Webster ]