booksLearn English Online - Idiomatic Expressions

Definition of Idiomatic Expressions

Meaning of rack one's brain


Meaning of idioms with examples...

rack one's brain

(also rack one's brains) to think very hard about something.


I've racked my brain all day long, but I still can't remember where I put the keys.

This idiom is in the parts of the body category

More idioms