a big ask

a big ask

An inconvenient request. I know it's a big ask, but could I borrow your car for a week?
See also: ask, big
Farlex Dictionary of Idioms.

a big ask

If you describe something that someone has asked you to do as a big ask, you mean that it will be difficult to do. It's a pretty big ask to run faster in the second half of the race. Two hours without a comfort break was a big ask for many.
See also: ask, big
Collins COBUILD Idioms Dictionary, 3rd ed.

a big ask

a difficult demand to fulfil. informal
See also: ask, big
Farlex Partner Idioms Dictionary
See also:
  • ask no odds
  • if you don't see what you want, just ask (for it)
  • ask me another
  • ask me another!
  • ask about
  • If you don't see what you want, please ask
  • if you don't see what you want, please ask (for it)
  • just want(ed) to (do something)
  • Don’t ask
  • don't ask