The meaning of the Acronym DSO is...

DSO is

• Deputy Supply Officer
• Distinguished Service Order

More Meanings For DSO:

• Digital Storage Oscilloscope
• Dark Sky Observation
• Days Sales Outstanding
• Day Sales Outstanding
• Dealer Special Order
• Domestic Special Order
• Direct Sales Organization
• Dynamic Shared Object
• Dynamic Soundstage Organizer
• Deputy Supply Officer
• Distinguished Service Order
• Dark Sith Order
• Decision Support Objects
• Dispatch Scheduling Optimizer
• Designated School Official

DSO is also in:

• Accounting
• Electronics
• Funnies
• General
• Meteorology
• Military
• Software
• Unfiled