A2
a suggestion or plan
Dictionary examples:
His idea to learn English: watch cartoons all day! (0.0)
My idea for a quiet date: whispering in a library! (0.0)
Her idea to save money: buy everything twice! (0.0)
"Let's go swimming." "That's a good idea!" (9.9)
I have an idea - why don't we go to the beach? (16.3)
If you have any ideas for what I can get Josh, let me know. (19.1)
It was Kate's idea to rent a car. (21.2)
a bad/brilliant/great/stupid idea (22.8)