One who flies or flees; a runaway; a fugitive.
- One, such as an insect or bird, that flies with wings.
- The pilot of an aircraft.
- A passenger in an aircraft: special fares for business fliers.
- A pamphlet or circular for mass distribution.
- A step in a straight stairway.
- Informal A daring venture.
- Australian An exceptionally swift kangaroo.