
Your/somebody’s luck is in
Positive Vibes
The phrase gives a cheerful feeling, suggesting things are going well.

You've found a twenty-dollar bill on the ground - your luck is in!
Not Literal
Doesn't always mean literal luck; can imply things are simply going favorably.

You arrived just as they restocked the sale items; your luck is in!
Casual Use
Mostly used in casual, informal conversations rather than formal settings.

Looks like your luck is in with the weather for your garden party!
WordUp Chrome Extension
As you browse the web instantly look up words you don’t know.
Get Chrome Extension