have the first idea

Definitions

1. 1

   To have any knowledge (about something)

   To have any knowledge (about something); have a clue.

   • Do you have the first idea of the worry you've caused me?
   • We were meant to get a replacement teacher but we usually just get the occasional Part-Timer or maybe a P.E. teacher whose football has been rained off – neither of whom have the first idea about what they're supposed to be teaching us.
   • Like you would have the first idea how to get to Newark Airport.
2. 2

   Used other than figuratively or idiomatically

   Used other than figuratively or idiomatically: see have, first, idea.

   • The best instruments known are also due to the genius of Newton; it was he who had the first idea of adapting mirrors to those which serve to measure these distances.
   • I knew that Nabokov had had the first idea for the novel almost four years before his death and that when he still had more than fourteen months to live Véra had reported that he was “about half way” to completion.

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