Definition of fair (or square or straight) dinkum in US English:

fair (or square or straight) dinkum

phrase

Australian, NZ
informal
  • 1Used to emphasize or seek confirmation of the genuineness or truth of something.

    ‘it's a fair dinkum Aussie wedding’
    • ‘I just regard myself as a fair dinkum, honest person.’
    • ‘That's about seven questions, Tony, fair dinkum.’
    • ‘Don't worry about me; I swear to you, straight dinkum, that I am absolutely comfortable.’
    • ‘Or one featuring a bus using its enormously powerful and technical-sounding engine to drag a rock away so that a fair dinkum Aussie farmer can finish a fence.’
    • ‘No, fair dinkum that's what Mr Stanhope said in answer to a question from the ALP's Senator Sue Mackay who had asked how Telstra could justify the new charge, which starts in July.’
    • ‘I'll buy you the best wedding bouquet in Ballarat — square dinkum, I will!’
    • ‘‘It's fair dinkum, mate,’ said Don, with a straight face.’
    1. 1.1 Used to emphasize that behavior complies with accepted standards.
      ‘they were asking a lot for the car, but fair dinkum considering its list price’
      • ‘I think you'll most probably see a few more unless they really sit down in a fair dinkum manner and say enough's enough.’
      • ‘‘We have been making hard decisions to show that this guarantee is fair dinkum, that our low interest rate guarantee is fair dinkum,’ he declared.’
      • ‘But to show just how fair dinkum and innocent of any charges or accusations they are - their lawyers have writs virtually flying out the door that will legally prove the media are liars and character assassins.’
      • ‘Bring on a fresh face to implement the sound policies proposed in the budget-reply speech, and it will be taken as fair dinkum.’
      • ‘At Albrecht, the crowd was down, but with two neutral umpires centre stage and vital premiership points on offer, play was fair dinkum from the first delivery.’