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- I'll take a rain check
I'll take a rain check
I'll take a rain check
(American, British & Australian informal) also I'll get a rain check (American informal) something that you say when you cannot accept someone's invitation to do something but you would like to do it another time (often + on ) I'll take a rain check on that drink tonight, if that's all right. I won't play tennis this afternoon but can I get a rain check? (American informal)