a formation of aircraft in flight for observation from the ground, especially a prearranged, low-altitude flight over a public gathering.
a flight over a simulated target by a bomber or bombing planes.
a flight over a specified area, as for viewing: We booked a one-hour flyover of the Grand Canyon.
the action of passing or flying overhead: rumors of another UFO flyover.
British. an overhead crossing, especially a highway overpass.
Informal: Usually Disparaging. noting a state or region of the U.S. between the East and West Coasts that is not typically considered to be a tourist destination and is flown over during intercoastal flights: What do those hicks in flyover country know anyway?
1900–05; noun and adjective use of verb phrase fly over