GNU Collaborative International Dictionary of English

last match results

Found one definition

1.       
   Orillon , n. [F., lit., a little ear, from oreille an ear, fr. L. oricula, auricula, dim. of auris an ear. See Ear.] (Fort.) A semicircular projection made at the shoulder of a bastion for the purpose of covering the retired flank, -- found in old fortresses.
   1913 Webster