Definitions of pike:

• noun:   any of several elongate long-snouted freshwater game and food fishes widely distributed in cooler parts of the northern hemisphere
• noun:   medieval weapon consisting of a spearhead attached to a long pole or pikestaff; superseded by the bayonet
• noun:   a sharp point (as on the end of a spear)
• noun:   highly valued northern freshwater fish with lean flesh
• noun:   a broad highway designed for high-speed traffic
• name:  A surname (common: 1 in 9090 families; popularity rank in the U.S.: #1138)