RAINCHECK
rain check
Noun
- Any voucher or note from a merchant to a customer to provide an item the merchant has run out of at a later date for the item's current price, or (in a more literal sense) to provide a service at a later date.
- In social interactions, a polite way to turn down an invitation, with the implication one is simply postponing it and that another time would be acceptable.
- I can't go with you to the museum this Saturday, but can I take a rain check and go some other day?
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