sump·tu·ary \ˈsəm(p)chəˌwerē, -ri\adjective Etymology: Latin sumptuarius, from sumptus expense, cost (from sumptus, past participle of sumere to take, spend) + -arius -ary 1.: relating to or regulating expenditure especially on clothes and food : controlling extravagance < sumptuary reforms > < sumptuary edicts > 2.: of or relating to sumptuary laws