Source : WordNet®

pike
     n 1: a broad highway designed for high-speed traffic [syn: {expressway},
           {freeway}, {motorway}, {state highway}, {superhighway},
           {throughway}, {thruway}]
     2: highly valued northern freshwater fish with lean flesh
     3: a sharp point (as on the end of a spear)
     4: medieval weapon consisting of a spearhead attached to a long
        pole or pikestaff; superseded by the bayonet
     5: any of several elongate long-snouted freshwater game and
        food fishes widely distributed in cooler parts of the
        northern hemisphere