adder
flying adder / adder bolt / adder fly

blind
blind flying

buttress
flying buttress

contour
contour flying

DFC
Distinguished Flying Cross

DFM
Distinguished Flying Medal

flag
to keep the flag flying

fly
some gossip is flying round

flying
flying angel

Flying Steamer Duck
Tachyeres patachonicus

FO
Flying Officer

formation
formation flying

fox
flying fox

fur
...the fur flying

get off
to get off to a flying start

high-flying
que voa alto

instrument
instrument flying

kite-flying
lançamento de papagaios (de papel)

lizard
flying lizard

officer
flying officer

platform
flying platform

Pythonesque
...Flying Circus"flying

RFC
Royal Flying Corps

saucer
flying saucer

sickness
air sickness / flying sickness

sounder
flying sounder

squad
the Flying Squad of Scotland Yard

squirrel
flying squirrel

stunt
stunt flying

UFO
Unidentified Flying Object