Definitions

1. noun

an instance of flying away, typically in a sudden or hasty manner

“The bird’s flyoff from the nest was a dramatic sight.”

2. verb

to fly away, especially in a sudden or hasty manner

“The horses will fly off if you open the gate too quickly.”

3. verb

to depart or leave suddenly, especially in a state of excitement or panic

“The crowd began to fly off as soon as the concert started.”