ex-directory

[ eks-di-rek-tuh-ree, -tree, -dahy- ]

adjective

, British.

1. (of a telephone number) unlisted in a telephone directory.

ex-directory

adjective

1. not listed in a telephone directory, by request, and not disclosed to inquirers US and Canadian termunlisted

Word History and Origins

Origin of ex-directory¹

First recorded in 1935–40