Fair Up

An expression of support or encouragement. Used for footy teams, and often used to goad willing friends into illegal or stupid activities.

Australian slang.

#1: Fair up the Titans!

#2 (while on the back of a ute doing more than 100km/h): Fair up 'im Davo! Feed it!

#3 (while convincing mates to get fuck eyed): Fair up the beers aye.