also best seller B0212300 (bĕst′sĕl′ər)n. A product, such as a book, that is among those sold in the largest numbers.best′sell′er·dom n.best′-sell′ing adj.
bestsellerdom
(ˌbɛstˈsɛlərdəm) nthe state or accomplishment of being a bestsellerThesaurusSeebestseller