unknown unknown
unknown unknown · unknown unknowns
An uncertainty of unknown magnitude, consequence, structure, and probability…An uncertainty of unknown magnitude, consequence, structure, and probability characteristics, possibly with completely unsuspected existence; something that we don't know that we don't know.
Значение
значений: 1An uncertainty of unknown magnitude, consequence, structure, and probability characteristics, possibly with completely unsuspected existence; something that we don't know that we don't know.
Происхождение
Popularized by Donald Rumsfeld in 2002, though used much earlier.Popularized by Donald Rumsfeld in 2002, though used much earlier.
Wiktionary, CC BY-SA 4.0 · source
Формы
мн. число: unknown unknowns| Ед. число | unknown unknown |
|---|---|
| Мн. число | unknown unknowns |
правильный