Wing of a house, wing of an army, wing of a battalion or
squadron, etc., are the side-pieces which start from the main body, as
the wings of birds.
Don't try to fly without wings.
nothing you are not fit for. A French proverb. On the wing.
about to leave.
To clip one's wings.
To take down one's
conceit; to hamper one's action. In French, Rogner les ailes
To lend wings.
To spur one's
“This sound of danger lent me wings.”
R. L. Stevenson.
To take one under your wing. To patronise and protect. The
allusion is to a hen gathering her chicks under her wing.
To take wing.
To fly away; to depart
without warning. (French, s'envoler
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894