Pierre-perdu

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Pierre-perdu \Pierre`-per`du"\, n. [F. pierre perdue lost
     stone.]
     Blocks of stone or concrete heaped loosely in the water to
     make a foundation (as for a sea wall), a breakwater, a mole,
     etc.
     [Webster 1913 Suppl.]