DuckCorp Dico

Found one definition

1.                 From Breton-French FreeDict Dictionary (Geriadur Tomaz) ver. 0.8.3:
                   
   
   
                   
                     
   pri <g> (prioù)
   argile, boue, mortier (mélange)
         "pri-gwenn"  - kaolin
         "pri-poazh"  - céramique
         "pri-prad"  - glaise
         "pri-raz"  - ciment, mortier (mélange)
         "pri-touseg"  - mortier (mélange)
         "ober pri"  - gâcher