not to worryINFORMAL
You can say this if you think something isn't important or serious enough to worry about.
- After she'd lost, her tennis coach said, "Not to worry. It's only the first game."
- "I can't remember her name, but not to worry. I've got it written down here somewhere."
This is typically used in British and Australian English but may be used in other varieties of English too.
We had to stop playing golf because of the storm. "Not to worry," I said,
Contributor: Matt Errey