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. © 2015 Farlex, Inc, all rights reserved.

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. © HarperCollins Publishers 2012

a big ask

a difficult demand to fulfil. informal
See also: ask, big
Farlex Partner Idioms Dictionary © Farlex 2017
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