stockbook noun3 •A storage book used by stamp collectors for storage of postage stamps placed in pockets, on pages, for easy viewing. •A book recording data about a farm's stock (livestock): the number or name of each animal, who the sire and dam were, who the offspring were, and so on. •A book recording data about a company's stock: the numbers and classes of shares, the names of stockholders, and so on. formsstockbooks