grey area

British  

noun

1. (in Britain) a region in which unemployment is relatively high

2. an area or part of something existing between two extremes and having mixed characteristics of both

3. an area, situation, etc, lacking clearly defined characteristics

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Example Sentences

Ethics and etiquette often exist in that grey area, and you will have to decide whether calls and letters from the company and, possibly, a collection notice is worth $180.

From MarketWatch

It creates more grey areas in strong challenges which would be more universally seen as a red card on the continent.

From BBC

Domestically, however, the US's actions fall into a legal grey area that may still result in Maduro standing trial, regardless of the circumstances that brought him there.

From BBC

"The witness contradicted himself, left grey areas and described events that did not match up" with the Catalan police's inspection of the scene in the Montserrat mountains, the newspaper added.

From Barron's

In March, Taylor left “no grey area” about hanging out with the British actor at the Vanity Fair Oscars bash.

From Los Angeles Times