The meaning of the Acronym GBT is...

GBT is

• Great British Time

More Meanings For GBT:

• Global Business Technology
• Green Bank Telescope
• Gullible Brother Teddy
• Gum Bam Tae
• Great Big Table
• Global Light Telecommunications
• Great British Time

GBT is also in:

• AMEX Symbols
• Astronomy
• Funnies
• General
• Time Zones
• Unfiled