A process involving a combination of very tight clothing and a barrage of shots, culminating in a complete disregard for usual standards in selecting bedfellows.
The subject will wake up the following morning with no recollection of the previous night's events.
Margot: "McLean! Where have you been?"
McLean: "What happened last night? I just escaped from Cougarville. I woke up in handcuffs and I have a tattoo of a unicorn."
The conjunction of the Australian slang word 'bloke', and 'excursion' - when two males venture out into the world, typically to do manly Australian things, such as riding motorcycles, smoking cigars, fighting sharks and/or wrestling crocodiles.
With the roar of petrol engines and the whiff of cigars, the blokescursion had begun.