gray area

Idioms  

1. Indeterminate territory, undefined position, neither here nor there. For example, There's a large gray area between what is legal and what is not. This term, which uses gray in the sense of “neither black nor white” (or halfway between the two), dates only from the mid-1900s.

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Example Sentences

That makes it a legal gray area where there’s little urgency for anyone to claim responsibility.

From The Wall Street Journal • May 28, 2026

Regular bikes are already banned from anything designated as a “trail,” according to a city ordinance, but a spokesperson for Lee said e-bikes were a gray area that his proposal aims to address.

From Los Angeles Times • Apr. 14, 2026

I’ve been hosting on Airbnb for a few years, and I’ve recently found myself in a bit of a gray area, morally speaking.

From MarketWatch • Apr. 3, 2026

That was a huge burden on our editors, especially since it was still a gray area.

From Slate • Apr. 1, 2026

There was one small gray area of the sky still aglow in the west; the rest was blackness, and flashes of lightning.

From "The Killer Angels: The Classic Novel of the Civil War" by Michael Shaara