D defs.my
Entry 1 sense Webster, 1913

Pierre-perdu

· Pierre·-per·du · IPA
01 n. Blocks of stone or concrete heaped loosely in the water to make a foundation (as for a sea wall), a breakwater, a mole, etc.
  1. 1.
    Blocks of stone or concrete heaped loosely in the water to make a foundation (as for a sea wall), a breakwater, a mole, etc.