Definition of open go in English:

open go

noun

Australian
informal
  • A fair chance.

    • ‘They have to be carefully directed and judges' hands have to be tied, but, if it is something that might be favourable to the accused in some way, you give the accused an open go.’
    • ‘The takeover of the Ironworkers by the Groupers meant that ‘for quite a period BHP had practically an open go to exploit the workers and amass the huge profits revealed earlier.’’