What does GPS stand for?

What does GPS mean?

GPS	Global Positioning System Governmental » NASA
GPS	Global Positioning Systemgps Miscellaneous » Unclassified
GPS	Global Python System Miscellaneous » Unclassified
GPS	Globle Postion Satellite Miscellaneous » Unclassified
GPS	Go Perfectly Straight Miscellaneous » Funnies
GPS	God Point Somewhere Miscellaneous » Unclassified
GPS	Going Perfectly Straight Governmental » Transportation
GPS	GoodPasture Syndrome Medical » Physiology
GPS	Google Product Search Internet
GPS	Gravity Plating System Miscellaneous » Unclassified
GPS	Great Pointing System Miscellaneous » Funnies
GPS	Grey Platelet Syndrome Medical » Physiology
GPS	Ground Power Supply Governmental » NASA
GPS	Ground Processing Simulation Governmental » NASA
GPS	Gunners Primary Sight Governmental » Military
GPS	The Gap, Inc. Business » NYSE Symbols