What's the idea?

What's the (big) idea?

Inf. Why did you do that? (Usually said in anger.) Please don't do that! What's the idea? Why did you shove me? What's the big idea?

Name	Pronounced	Usage
Duci	-	Hungarian
Tam (1)	-	Scottish
German	['dʒə:mən]
Dudu	-	Portuguese
AmÍLcar	-	Portuguese, Spanish
Celsus	-	Ancient Roman