Definition, Meaning & Synonyms
to-rack-your-brains
idiom
/tə ˈræk jʊr breɪnz/

Definition
To engage in intense mental effort to solve a problem or remember something.

Examples
- I’ve been racking my brains trying to remember where I left my keys.
- She racked her brains for the answer during the quiz.
- He had to rack his brains to come up with a solution to the difficult math problem.

Meaning
The phrase means to think very hard about something, often in a desperate attempt to find a solution or recall information.

Synonyms
- think hard
- struggle to remember
- ponder