Cork


cork (http://definr.com/cork)

     n 1: outer bark of the cork oak; used for stoppers for bottles
          etc.
     2: (botany) outer tissue of bark; a protective layer of dead
        cells [syn: phellem]
     3: a port city in southern Ireland [syn: Cork]
     4: the plug in the mouth of a bottle (especially a wine bottle)
     5: a small float usually made of cork; attached to a fishing
        line [syn: bob, bobber, bobfloat]
     v : close a bottle with a cork [syn: cork up] [ant: uncork]