Meaning

noun a wine that is a blend of several varieties of grapes with no one grape predominating; a wine that does not carry the name of any specific grape

noun any product that can be sold without a brand name

adjective relating to or common to or descriptive of all members of a genus

originFrom Middle French générique, from Latin genus (“genus, kind”) + -ic.

Etymology from Wiktionary, CC BY-SA 3.0