I.a must-cake or laurel-cake, a kind of wedding-cake mixed with must and baked on bay-leaves: “mustaceos sic facito, etc.,” Cato, R. R. 121; Juv. 6, 200.—Prov.: laureolam in mustaceo quaerere, to look for a laurel-wreath in a cake, i. e. for fame in trifles, Cic. Att. 5, 20, 4.
mustācĕus , i, m., and mustācĕum , i, n.,