Definition of the straight wire in English:

the straight wire

phrase

Australian
informal
  • The honest truth.

    ‘you'll remember what I say and know it's the straight wire’
    • ‘I'd even make it for the Olympics if I had the least urging, and that's the straight wire, honest to dinkum!’
    • ‘If he came any of his law-de-dah squatter funny business on me I'd give him the straight wire, I promise you.’
    • ‘I won't wag me chin no more just yet; but this is the straight wire.’