grey cells

Proposed by a contributor, not yet supported by evidence.

Meaning · English

Brain cells, used to describe thinking or memory

Nghĩa · Tiếng Việt

tế bào não, dùng để mô tả sự suy nghĩ hoặc trí nhớ

Machine-translated — suggest a fix

Literally: brain cells
Where it’s used: Used Widespread English

Examples

We need to use our grey cells to solve this puzzle

AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)

Sources & notes

Listed in Wiktionary’s “English idioms” category (retrieved 2026-07-29); definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-31; pending editor spot-check.

Common questions

What does “grey cells” mean?

Brain cells, used to describe thinking or memory Literally: brain cells

Is “grey cells” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.