vulcan death grip

from The Free On-line Dictionary of Computing (8 July 2008)

Vulcan death grip

   <jargon> A variant of {Vulcan nerve pinch} derived from a Star
   Trek {classic} epsisode where a non-existant "Vulcan death
   grip" was used to fool Romulans that Spock had killed Kirk.

   (1996-10-27)