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greylist

British  
/ ˈɡreɪˌlɪst /

verb

  1. to hold (someone) in suspicion, without actually excluding him or her from a particular activity

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If you persist, you will end up on the greylist.

From The Guardian

The restaurant maintains a notional greylist and a blacklist of unpleasant diners.

From The Guardian

The software can set up a “whitelist, greylist, and blacklist” of license plates: the whitelist permitted at any time, the greylist only at certain times, and the appearance of a license plate that’s on the blacklist – a disgruntled ex-employee, or someone against whom a current employee has a restraining order against, for example – immediately triggers an alarm.

From The Guardian