(1):
(v. t.) Something scraped off; hence, a small piece; a bit; a fragment; a detached, incomplete portion.
(2):
(v. t.) Specifically, a fragment of something written or printed; a brief excerpt; an unconnected extract.
(3):
(v. t.) Same as Scrap iron, below.
(4):
(v. t.) The crisp substance that remains after drying out animal fat; as, pork scraps.