Related Clues:
- It's lower than dirt
- Something to go to
- Trial balloon, e.g.
- Future plant
- ''Hey, what's the big ___?''
- Gray matter creation
- Patent basis
- Content of cognition
- Wheat ___
- Connection, on a date
- ''What's the bright ___?''
- Asset for an entrepreneur
- Result of cogitating, perhaps
- Piece of mind?
- Seed of invention