The meaning of the Acronym IOU is...

IOU is

• Input/Output Unit

More Meanings For IOU:

• International Octel Users
• Investor Owned Utilities
• I Owe Unto
• Iron And Oreminers United
• Inform Open Unite
• Innovative Original Unique
• Intensive Therapy Observation Unit.
• Intensive therapy Observation Unit
• Is Owed Unto ....
• I Owe You
• Input/Output Unit
• Ile Ouen, New Caledonia

IOU is also in:

• Accounting
• Airport Codes
• Chat
• General
• Laboratory
• NASA
• Physiology
• Telecom
• Unfiled