special interest group

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

Special Interest Group
SIG

   (SIG) One of several technical areas, sponsored by the
   {Association for Computing Machinery}.  Well-known SIGs
   include SIGPLAN (the Special Interest Group on Programming
   Languages), SIGARCH (the Special Interest Group for Computer
   Architecture) and SIGGRAPH (the Special Interest Group for
   Computer Graphics).

   (1994-10-27)