The meaning of the Acronym GRM is...

GRM is

• Great Radio Modifier

More Meanings For GRM:

• Generic Relationship Management
• Gross Rent Multiplier
• Great Radio Modifier
• Galveston Railroad Museum
• Groupe De Recherches Musicales
• Grapevine Racing Motors
• Grand Marais, Minnesota

GRM is also in:

• Accounting
• Airport Codes
• Databases
• Media
• Museums
• Music
• Sports