DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   barrel
       n 1: a tube through which a bullet travels when a gun is fired
            [syn: barrel, gun barrel]
       2: a cylindrical container that holds liquids [syn: barrel,
          cask]
       3: a bulging cylindrical shape; hollow with flat ends [syn:
          barrel, drum]
       4: the quantity that a barrel (of any size) will hold [syn:
          barrel, barrelful]
       5: any of various units of capacity; "a barrel of beer is 31
          gallons and a barrel of oil is 42 gallons" [syn: barrel,
          bbl]
       v 1: put in barrels