not for one second

not for one second

Not for any length of time; not at any point; not at all or in any capacity. Not for one second did I think this would be a winning ticket, so I was totally gobsmacked to find out I'd won the jackpot! A: "So, did you suspect we were throwing you a surprise party?" B: "No, not for one second!"
See also: not, one, second
Farlex Dictionary of Idioms.

not for a/one ˈminute/ˈmoment/ˈsecond/ˈinstant

(informal) not at all; definitely not: I didn’t think for a minute that he was married. Not for one instant would I ever consider going there on holiday again.
See also: instant, minute, moment, not, one, second
Farlex Partner Idioms Dictionary
See also:
  • not for a second
  • not for a minute
  • not for a moment
  • not for a/one minute/moment/second/instant
  • not for a instant
  • aint
  • ain't
  • (I) hope not
  • hope not
  • be like ships in the night
References in classic literature
"I haven't got my skates," Levin answered, marveling at this boldness and ease in her presence, and not for one second losing sight of her, though he did not look at her.
Not for one second, I'm still going to support them and go to games.
'The one thing I don't do is give up and this is the one lesson I've learnt in my life that don't ever let those few people that put you down dictate your life and your goals, do not for one second doubt yourself based on the opinions of some, do not let them cloud your vision, always believe in yourself and know there will be dark days but you must pick yourself up and strive to accomplish your dreams.
"For one, Josh is not for one second that type of lad (to pull a sickie from work) and two, there's absolutely nothing happening with any other club in terms of leaving and three, he was ill."
"I was not for one second worried about Salah performing," Klopp said.
"I'm not for one second suggesting in any way they're throwing games, but equally you cannot tell me some aren't thinking, 'This serves you right'" "In the days of the great boss, we all used to talk about Fergie time.
"Not for one second. You all have frustrations in your life, you face adversity and of course I have been frustrated with being in the embargo, not being able to do what I intended to do.
He said: "My family never gave up on me, not for one second. Catherine is a scrapper, she's someone who came from Wales and clawed her way up to the very top through sheer talent and determination.
'I did not for one second outcoach him,' said Compton as his Aces improved to 5-2 at Mall of Asia Arena.
Not for one second. I got to work with amazing people.
I'm not for one second suggesting that, if all things were equal, there isn't a chance there would be a natural discrepancy in the interests and activities that people of different genders are drawn to.
Of all the issues that remain for Koeman, not for one second will he have had reason to question the purchase of Pickford.
"The main reason I'm still here is because I never doubted myself, not for one second," said Kompany.
And not for one second do I imagine I have the moral fibre for it.
"I'm not happy about it, obviously not for one second am I happy about it," Federer said.