Other definitions of GTS:

• GTS means "go to sleep" or "going to sleep" and is most often used in SMS, messenger, or online game chat.
• Game Technology Solutions
• Something you say when you're too tired to keep playing video games, or write full sentences
• Grand Touring Supreme
• Gran Turismo Sport
• Giant tiny sex, a fetish usually involving giant women who eat/consume tiny men
• Geologic time scale
• Green Tobacco Sickness

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