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2.
its used as in somebody is getting loose, its a Victorian (Australian) hockey slang used to describe somebody who is uncontrollable/abusive/loose/loud while under the consuming of dangerous amounts of alcohol
i pulled a robbie diff last night...
by jamesgjbrown April 26, 2011
 
1.
an individual who disregards all social norms and behaviours that are considered by the majority to be acceptable, respectable or appropriate; while demonstrating an exceptional tolerance to alcohol consumption and educating the masses on the numerous and unique ways that the C-Bomb can be inserted into a conversation
i pulled a robbie diff last night
by james.g.j.brown April 28, 2011