grey area
nounEtymology Because grey is a blend of black and white.
1
Idiomatic An area intermediate between two mutually exclusive states or categories, where the border between the two is fuzzy or ill-defined.
- It exists in a grey area between legal and illegal.
2
Idiomatic A topic that is not clearly one thing or the other, that is open to interpretation.
- Fame is a grey area[.]2007 May, Men's Health, volume 22, number 4, page 94:
- Synonyms
- penumbra
- Antonyms
- bright line
- Related terms
- grey hat, grey literature, greyline, grey market, black and white, fall between two stools, twilight zone