Having a great or considerable extent upward; tall or elevated. The high mountain peaks were covered in snow.
Greater than usual in amount, degree, or intensity. The high temperature today is expected to reach 95 degrees.
Of great importance or significance. The high priority tasks need to be completed first.
Intoxicated by drugs or alcohol. He seemed high after the party last night.
Having a high pitch or frequency. The high notes in the song were difficult to sing.