The meaning of the Acronym FO is...

FO is

• Fuel Oil

More Meanings For FO:

• Finished Object
• Friends Of
• Fox Operator
• Function Of ....
• Fuck Off
• First Order
• File Only
• Formatting Object
• Function Object
• Forgotten Order
• F Ormatting
• Fail Operative
• Fight On
• Fail Over
• Foreign Objects

FO is also in:

• Adults
• Chat
• Chemistry
• General
• Mathematics
• Unfiled