generous (adj.) Look up generous at Dictionary.com
1580s, "of noble birth," from Middle French généreux, from Latin generosus "of noble birth," figuratively "magnanimous, generous," from genus (genitive generis) "race, stock" (see genus). Secondary senses of "unselfish" (1690s) and "plentiful" (1610s) were present in French and in Latin. Related: Generously; generousness.