I. adjective
Date: before 12th century
1.
a. : moving or capable of moving in the air
b. : moving or made by moving rapidly
flying feet
a flying leap
c. : very brief
2. : intended for ready movement or action
a flying squad car
3. : having stylized wings — used especially of livestock brand marks
4. : of or relating to the operation of aircraft
a flying club
5. : traversed or to be traversed (as in speed-record trials) after a running start
a flying kilometer
•
- with flying colors
II. noun
Date: 1548
1. : travel by air
2. : the operation of an aircraft or spacecraft