be high as a kite —(sl.)
1. be very excited or exhilarated:
- I was as high as a kite and full of the joys of spring. The day was good and getting better….
2. be very drunk or affected by drugs:
- When I put you to bed you were high as a kite on vodka.
fly one’s kite high—have high ambitions:
- Those who fly their kite too high may come to grief.