Definitions by Ray Warren

get on it

To step up the level of drinking and/or stupidity, with the intention of spending a night in the lock-up

It's a sport, mate - if you consider yourself a devotee to the cause, then GET ON IT!

To be part of the noble sport of drinking.

Come on mate, it's been <insert number less than 10 here> hours since you kicked it home - GET INVOLVED!