rack your brains
UK US rack your brainto think very hard:
I've been racking my brains all day but I can't remember her name.
Thesaurus: synonyms and related words
Thinking and contemplating
- -ly
- agonize over/about sth
- chew
- chew sth over
- chew the cud idiom
- chew your cud idiom
- depth
- joined-up thinking
- lateral thinking
- let me see/let's see idiom
- let's see idiom
- puzzle
- rack
- reflect
- the thought crosses sb's mind idiom
- think sth out
- think sth over
- think sth through
- thinking
- worry
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You can also find related words, phrases, and synonyms in the topics:
Solving and solutions