n. [ Prob. the same word as OE. crustade, crustate, a pie made with a crust, fr. L. crustatus covered with a crust, p. p. of crustare, fr. crusta crust; cf. OF. croustade pasty, It. crostata, or F. coutarde. See Crust, and cf. Crustated. ] A mixture of milk and eggs, sweetened, and baked or boiled. [ 1913 Webster ]
Custard apple (Bot.),
Custard coffin,