† pirotObs. [a. F. pirot (Cotgr.): cf. piddock.] 1611Cotgr., Pirot, the Pirot, or Hag-fish; a kind of long shell-fish.1686Plot Staffordsh. 250 A sort of Solenes (which the Venetians call Cape longe, and the English Pirot)..a kind of Shell fish deep bedded in a solid rock.