Idiom meaning, usage examples, facts
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RACK (ONE'S) BRAIN(S)
to search through one’s mind intensively; to try very hard to think of smth.
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1. I’ve been racking my brains , but I just can’t remember where I know that person from.
2. When John saw the exam questions, he knew he wasn’t prepared. He racked his brain for the answers, but he couldn’t come up with anything useful. |
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