Merriam-Webster Collegiate Dictionary - beak

 noun  Etymology: Middle English bec, from Anglo-French, from Latin beccus, of Gaulish origin  Date: 13th century  1.  a. the bill of a bird; especially a strong short broad bill  b.  (1) the elongated sucking mouth of some insects (as the true bugs)  (2) any of various rigid projecting mouth structures (as of a turtle)  c. the human nose  2. a pointed structure or formation:  a. a metal-pointed beam projecting from the bow especially of an ancient galley for piercing an enemy ship  b. the spout of a vessel  c. a continuous slight architectural projection ending in an arris — see molding illustration  d. a process suggesting the ~ of a bird  3. chiefly British  a. magistrate  b. headmaster  • ~ed adjective  • ~y adjective