ˌin-ˈstore adjective [only before noun]
happening within a large shop or store:
an in-store bakery

[TahlilGaran] Dictionary of Contemporary English ▲

in store
in store (for (someone/something))
planned or likely to happen.
We have a big surprise in store for you.

She's got a difficult few months in store, with her husband's illness.

[TahlilGaran] English Idioms Dictionary ▲

in store
ready to happen, waiting
I don't really know what the future has in store for me but I will be ready for anything.

[TahlilGaran] English Idioms Dictionary ▲

in store
adj. or adv. phr.
1. Saved up in case of need; ready for use or for some purpose.
If the electricity goes off, we have candles in store in the closet.
The squirrel has plenty of nuts in store for the winter.
Compare: IN RESERVE, IN STOCK, ON HAND.
2. Ready to happen; waiting.
■ Often used in the phrase "hold in store" or "have in store".
What does the future hold in store for the boy who ran away?
There is a surprise in store for Helen when she gets home.

[TahlilGaran] English Idioms Dictionary ▲