a. [ L. Pompeianus. ] Of, pertaining to, or characteristic of, Pompeii, an ancient city of Italy, buried by an eruption of Vesuvius in 79 a. d., and partly uncovered by modern excavations. [ Webster 1913 Suppl. ]

. (Art) A brownish red approaching maroon, supposed to be imitated from the color of the wall panels of houses in Pompeii, which were decorated during the last age of the Republic. [ Webster 1913 Suppl. ]