known known

Questions

What does known known mean?

Certainties of known magnitude, consequence, structure, and probability characteristics; something that we know that we know.

Where does known known come from?

Popularized by Donald Rumsfeld in 2002, though used much earlier.

How to pronounce known known

1. Open the pronunciation page — Open the Speakur entry for “known known”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “known known”.
4. Repeat and practice — Say “known known” aloud, matching stress and vowels until it feels natural.