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unknown unknown

In the words of Donald Rumsfeld, something that we don't know that we don't know. C'mon Donald.

Each year, we uncover a few more of these unknown unknowns.

by Bushmonkey March 21, 2006

48👍 11👎


Unknown unknown

These are things that you don't know that you don't know, as opposed to things that you know you don't know. Coined by Donlad Rumsfeld, former US Secretary of Defense.

Boss: Is there anything that will cause this system implementation to fail?
You: That's an unknown unknown!

by seven852 September 20, 2009

11👍 2👎