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not have the first idea

Verb CEFR C2

Definitions

To not know anything about something.

Equivalents

Examples

“For all her experience⟳, she didn't have⟳ the first idea what it was like⟳ to have⟳ the disease.”
“Reading them was another; and when it came to taking thoughts in his head and writing them on to paper, he didn't have⟳ the first idea where to start⟳.”
“The decision had been made, and the world had now been advised. The Super would be built. But the scientists at Los Alamos didn't really have⟳ the first idea how to do it.”

CEFR level

C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
See all C2 English words →

See also

not hit a cow's arse with a banjo not know what hit one not know what one is missing not know whether one is coming or going not know whether to shit or go blind not know whether to spit or go blind

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