The meaning of the Acronym GST is...

GST is

• Give Sheila Time
• Government Screwup Taxpayers
• Get Saddam Tax
• Government Stealing Tax
• The Gouge Screw Tax
• Go Shoplifting Today
• God Save Toronto

More Meanings For GST:

• Gradient Surface Temperature
• GPS Science and Technology
• Goods and Services Tax
• Goods And Services Tax
• God Says Tithe
• Go Study Torah
• Grand Sport Tourer
• Generation Skiboard Team
• Grenades, Snarks, & Teleporters
• Ground Support Terminal
• Global Strike Team
• Giga Squad Team
• General Service Test
• Ground System Test
• Goods and Services Tax

GST is also in:

• General
• Meteorology
• Military
• Mortgage
• NASA
• Ocean Science
• Religion
• Sports
• State and Local