What does GHOST stand for?

What does GHOST mean?

GHOST	General Hardware Oriented System Transfer Computing » General
GHOST	General Hardware Oriented Software Transfer Computing » Software
GHOST	Growing Holistic Open Source Truth Miscellaneous » Unclassified
GHOST	Ghostly Hamsters Overwhelm Spooky Treehouse Miscellaneous » Unclassified
GHOST	Ghosts Hauntings Orbs And Spirits Team Miscellaneous » Unclassified
GHOST	Ghost Hunts Of Ontario Society And Teachings Miscellaneous » Unclassified
GHOST	Galleria Houston Option Securities Traders Miscellaneous » Unclassified
GHOST	General Haptics Open Software Toolkit Computing » Software

ghost(n.): the soul of a dead person, a disembodied spirit imagined as wandering, often in vague or evanescent form, among the living and sometimes haunting them; wraith.