Hi

[Bhuvana Murali]

" To Take Wing" - Is it an idiom or a phrase. In what situations will it be appropriate to use it?

 

[Anglika]

It is both a phrase and an idiom.

It comes from birds taking wing = flying away. So metaphorically something that takes wing is taking off and flying away.

 

[banderas]

" To Take Wing" - Is it an idiom or a phrase. In what situations will it be appropriate to use it?

to take wing=to suddenly, powerfully develop:
"Turkeky to take wing"