Usually used as an expression of how the actions of someone can be seen to be quite aside from what is expected in a civilised society.
The whole phrase can be used when applicable, but when in more sensitive company (grandmothers, etc) the term "Wafl" will suffice. Also used when to say the whole phrase would take too much time.
Person 2: Haven't you got work today? Why can't your wife pick them up?
Person 1: Says she's hurt her back
Person 2: Wafl man. Wafl.
Person 1: Yeah, wafl.
Ryan; did you see me shank that mugg between the eyes he was bacon.
"Billy is that guy who plays football in the W.A.F.L.". "Wow, what a f*cking loser'? "No West Australian Football League".
A collective noun first popularised in the South of Australia. There are strong references to one's ability to drink in excess as part of a hazing process. Also, a commonly used term for any rock-and-roll musician.
"You're such a WAFL."