ex-directory

• 1. 

  ADJ If a person or their telephone number is ex-directory, the number is not listed in the telephone directory, and the telephone company will not give it to people who ask for it. (电话号码) 未登记在电话簿里的 [英国英语]

  例：

  Mr. Marra, whose New York telephone number is ex-directory, could not be contacted yesterday.

  马拉先生在纽约的电话号码没列入电话薄，昨天联系不上他。