Scrap

·vt ·same·as Scrap iron, below.

II. Scrap ·vt The crisp substance that remains after drying out animal fat; as, pork scraps.

III. Scrap ·vt Something scraped off; hence, a small piece; a bit; a fragment; a detached, incomplete portion.

IV. Scrap ·vt Specifically, a fragment of something written or printed; a brief excerpt; an unconnected extract.

scrap
A villainous scheme or plan. He whiddles the whole scrap; he discovers the whole plan or scheme. ...

Dictionary of The Vulgar Tongue by Francis Grose
scrap-book
A blank book for the preservation of short pieces of poetry or other extracts from books and papers....

Dictionary of American Words And Phrases by John Russell Bartlett.