come in handy
This page is about the idiom come in handyINFORMAL
You can say something might come in handy if you think it might be useful.
- It's a good thing you took those extra clothes. They came in handy after I fell in the river.
- You should always take a pocket knife. It's amazing how often one can come in handy.
Those boxes might come in handy, so
Contributor: Matt Errey