a book with little or no substance or merit, often faddish in nature
2. library science
a library item that is not a book, such as a magazine or microfiche
adjective
3. library science
relating to library materials that are not books, such as magazines or microfiche
nonbook in American English
(ˈnɑnˈbʊk), ˈnon-ˌbook (ˈnɑnˌbʊk) (ˈnɑnˈbʊk)
US
noun
a book produced quickly and cheaply, typically a scissors-and-paste compilation of facts, photographs, etc., often published merely to take advantage of some current vogue, fad, etc.