What is "plagiaries"

Plagiary \Pla"gia*ry\, 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.]

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

3. Plagiarism; literary theft.
   --Milton.

n. (plural of plagiary English)