Spike \Spike\, v. t. [imp. & p. p. {Spiked}; p. pr. & vb. n. {Spiking}.] 1. To fasten with spikes, or long, large nails; as, to spike down planks. [1913 Webster] 2. To set or furnish with spikes. [1913 Webster] 3. To fix on a spike. [R.] --Young. [1913 Webster] 4. To stop the vent of (a gun or cannon) by driving a spike nail, or the like into it. [1913 Webster] [1913 Webster]