Definitions
There are 2 meanings of the phrase
Fly High.
Fly High - as a verb
Be elated
Example: "He was flying high during the summer months"
Make steady progress; be at the high point in one's career or reach a high point in historical significance or importance
Example: "The new student is thriving"
Synonyms (Exact Relations)
flourish14prosper11thrive12Example Sentences
"He dreams to fly high and touch the clouds."
"She worked hard to make her career fly high."
"The kite started to fly high as the wind picked up."
"With determination, he managed to fly high in his chosen field."
"The astronaut's goal is to fly high in outer space."