a matter of days, miles, pounds, etc.

a matter of (something)

1. What is important is (doing something). It's a matter of sticking with the program in order to succeed. If you want to experience less inflammation, then you need to eat a cleaner diet. You really want to become a pro athlete? Well, that, my friend, is a matter of discipline as much as talent.
2. (Something) is the main or consequential issue. With your reckless spending behavior, it's only a matter of time before you go broke. I don't care about the money—it's a matter of principle. It's a matter of trust! How can I get back together with someone who cheated on me?
See also: matter, of
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

a matter of ˈdays, ˈmiles, ˈpounds, etc.

a particular number of days, miles, etc., especially when this number is small: Don’t worry, it’ll only be a matter of hours before he gets back.It will only cost us a matter of a few pounds.Travelling by boat could take us a matter of weeks.
See also: matter, of
Farlex Partner Idioms Dictionary © Farlex 2017
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