Related Clues:

• Think tank tidbit
• Lightbulb, to a toon
• Someone thought this can be found in solid earth
• 'What a brilliant ___!'
• 'It seemed like a good ___ at the time'
• Brilliant creative thought
• Noodle creation
• Brilliant mental creation
• 'Good ___!' ('Nice thinking!')
• 'Where'd you get that ___?'
• Word after "bright" or "bad"
• Plan central parts of kids' meal
• Every second middleman comes to mind perhaps?
• Result of a lightbulb moment
• 'You get the ___'