Definitions of spike:

  • noun:   sports equipment consisting of a sharp point on the sole of a shoe worn by athletes
    Example: "Spikes provide greater traction"
  • noun:   a long metal nail
  • noun:   any holding device consisting of a long sharp-pointed object
  • noun:   a long sharp-pointed implement (wood or metal)
  • noun:   a sharp-pointed projection along the top of a fence or wall
  • noun:   a transient variation in voltage or current
  • noun:   a sharp rise followed by a sharp decline
    Example: "The seismograph showed a sharp spike in response to the temblor"
  • noun:   (botany) an indeterminate inflorescence bearing sessile flowers on an unbranched axis
  • noun:   fruiting spike of a cereal plant especially corn
  • verb:   add alcohol beverages
  • verb:   stand in the way of
  • verb:   bring forth a spike or spikes
  • verb:   secure with spikes
  • verb:   manifest a sharp increase
    Example: "The voltage spiked"
  • verb:   pierce with a sharp stake or point
  • name:  A surname (very rare: popularity rank in the U.S.: #54099)