Possible Clues:

• Away, or beginning to decay
• For work on ice, it's just not on
• Of food, begining to decay
• It's just not on for it to be working on ice
• It's just not on ice if you were wanting it for work
• F's? That's just not on
• Away - sick?
• Away, or no longer on the menu perhaps
• Taking a personal day, perhaps
• Lightswitch position