The meaning of the Acronym USMB is...

USMB is

• Ultimate Subaru Message Board

More Meanings For USMB:

• United States Metric Board
• United States Marine Band
• United States Marine Barracks, Washington, D. C.
• United States Metric Board
• Ultimate Subaru Message Board
• United States Marine Band
• United States Metric Board
• United States - Mexico Border
• United States Mormon Battalion

USMB is also in:

• Military
• Religion
• Transportation
• Unit Measures
• US Government