1. impale on or pierce with a sharp point.
(of a newspaper editor) reject (a story) by or as if by filing it on a spike. "the editors deemed the article in bad taste and spiked it"
stop the progress of (a plan or undertaking); put an end to. "he doubted they would spike the entire effort over this one negotiation"
historical: render (a gun) useless by plugging up the vent with a spike.
From https://www.google.com/#q=define+spike
1. impale on or pierce with a sharp point.
(of a newspaper editor) reject (a story) by or as if by filing it on a spike. "the editors deemed the article in bad taste and spiked it"
stop the progress of (a plan or undertaking); put an end to. "he doubted they would spike the entire effort over this one negotiation"
historical: render (a gun) useless by plugging up the vent with a spike.
From https://www.google.com/#q=define+spike