grey matter
Brains; a person's ability to think.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“Reading books keeps your grey matter active.”
“The puzzle was designed to challenge your grey matter and improve your problem-solving skills.”
“Years of studying philosophy had sharpened his grey matter, allowing him to dissect arguments with surgical precision.”
- 01
get grey hair from
To acquire great frustration, confusion, or anxiousness from (something or someone).
- 02
give someone grey hair
To give someone great frustration, confusion, or anxiousness.
- 03
gray hat
A morally ambiguous character; an antihero.
- 04
grey area
An area intermediate between two mutually exclusive states or categories, where the border between the two is fuzzy or ill-defined.
- 05
grey cells
Brains; a person's ability to think, especially referring to intelligence.
- 06
grey power
The collective political, economic, and social influence of senior citizens, especially when they are mobilized by a common interest.
- 07
make matters worse
To worsen an already difficult situation or unfavourable set of circumstances, typically by acting rashly, foolishly, or incompetently.
- 08
matter at hand
The current issue, which requires immediate attention.
Last updated August 10, 2026