Definition of ridgy-didge in English:

ridgy-didge

adjective

Australian
informal
  • Genuine, original, or good.

    ‘a true-blue ridgy-didge Aussie’
    • ‘Running a yarn to protect an in-house show is one thing - pretending it's a ridgy-didge story with real world protagonists just further demeans your image.’
    • ‘I suppose he was wanting to come over all ridgy-didge but, strike me pink, instead he ends up looking a right galah.’

Origin

1950s: from ridge, an old slang term meaning ‘gold, gold coin’.

Pronunciation

ridgy-didge

/ˈrɪdʒidɪdʒ/