The meaning of the Acronym GMG is...

GMG is

• Grenade Machine Gun

More Meanings For GMG:

• Good Magic Guild
• Glades Media Group
• Guardian Media Group
• Global Management Group
• Grenade Machine Gun
• Growing More Greater
• Gornichts Mit Gornichts (Absolutely Nothing)

GMG is also in:

• Educational
• Firms
• German
• Hobbies
• Military