The meaning of the Acronym GM is...

GM is

• Gods Men
• Gangsta Mappers
• Golden Masters
• Get Money
• Grand Masters
• Grande Marque
• Gui Message
• Giant Man
• Greed Monster
• Graphics Module
• God Made
• Gentil Membre
• Generally Messed
• Geo Metro
• Garbage Machines
• Genetically Manipulated
• Grand Master
• Grace And Modi
• Gun Metallic
• Genetic Manipulation
• A Good Mover
• Gentils Membres
• Grist Mill
• General Mismanager
• Glenn's Messages
• Glenns Messages
• Gundam Massproduction
• Government Modified
• Grotty Masturbation
• Gross Monstrosities
• Garbage Maker
• Get The Mean
• Giuseppe Marzotto
• Geometric Mean
• Giant Monistat
• Great Moves
• Giant Misunderstanding
• Gods Of Men
• Good Manner
• Grand Mother
• General Mobility
• Gentil Membres
• Guild Medieval
• Grey Mouser
• Grooms Men
• Gorgeous Muscular
• Gonna Move
• Green Magazine
• Garbage Machine
• Get Militant
• German Motors
• General Mess
• General Maintenance
• Generally Malfunctions
• Global Minimum
• Gentle Manhillcats
• Gentle Man
• Global Ministries
• Grief Monster
• Gross Mis
• Gaming Mouse
• Game Moniter
• George Micheal
• Generic Motors
• Genetically Madeirised
• Geiger Muller
• Gospel Messenger
• Generic Mafia
• Gamal Mubarak

More Meanings For GM:

• Bitmap graphics (Autologic files)
• Global Minimal
• Group Message
• Good Morning
• Good Message
• Game Maker
• Get Me
• Gutter Mouth
• Good Morning
• Good Message
• Group Message
• Generally Modulated
• A Genetically Made
• General Merit
• Gorgeous Magnificent

GM is also in:

• Chat
• Clothes
• Electronics
• File Extensions
• General
• Mathematics
• Networking
• SMS
• Software
• Universities