bird has flown, the

the bird has flown

Someone or something has left, fled, escaped, etc.; someone or something is no longer here. I'm afraid you're not going to find him here. The bird has flown.
See also: bird, flown
Farlex Dictionary of Idioms.

bird has flown, the

The individual sought has gone away, as in Jean hoped to meet her editor at long last, but when she arrived the bird had flown. This idiom has been used for an escaped prisoner, and more generally, as in 1655 by William Gurnall ( The Christian in Complete Armour): "Man ... knows not his time ... he comes when the bird is flown." [Mid-1600s]
See also: bird
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • be/have done with somebody/something
  • be in line with (someone or something)
  • better of
  • (someone or something) promises well
  • begin with
  • begin with (someone or something)
  • beware of
  • beware of (someone or something)
  • be rough on (someone or something)
  • bear off from (someone or something)