not have the faintest (notion)

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not have the faintest (notion)

To have no knowledge or understanding about something. He doesn't have the faintest notion how hard it is to run a business. A: "Do you know where the car keys are?" B: "I don't have the faintest, sorry."
See also: faint, have, not
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

not have the faintest (idea)

have no idea. informal
See also: faint, have, not
Farlex Partner Idioms Dictionary © Farlex 2017
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References in periodicals archive ?
Her portraits comprise moods, emotions, feelings and postures that are outcomes of stories the viewer does not have the faintest notion about.
It's important to remember that one of the first international exhibitions in which he was represented was Edward Steichen's "Family of Man." When he went to Japan in the '50s, for instance, he didn't have the faintest notion of the country's social or religious structure.