Entry 1 sense Webster, 1913 Cookbook /(-bo͝ok`)/ · Cook·book · IPA /ˈkʊkˌbʊk/ 01 n. A book of directions and receipts for cooking; a cookery book. 1. A book of directions and receipts for cooking; a cookery book.[U.S.] ““Just How”: a key to the cookbooks.” — Mrs. A. D. T. Whitney.