[Sp. tapia mud-wall: see Diez.] Clay or mad puddled, rammed, and dried: used for walls. Also attrib.

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1748.  Earthquake of Peru, iii. 268. The Walls are of Clay ramm’d between two Planks, which they call Tapias.

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1834–47.  J. S. Macaulay, Field Fortif. (1851), 146. Loop-holes, when they can be given a regular form, as in mud or tapia walls.

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1878.  Hooker & Ball, Marocco, 322. The remains of massive walls of tapia.

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1883.  Sunday Mag., 689. Strengthened by an unbroken ring of solid walls built of tapia or concrete.

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