What is O.a.g?
"Old Age Gurner"...Spaced out PillHead the wrong side of 40 still gurning strong, often reduced to a dribbling sweaty wreck.
"Look at that sweaty O.A.G over there throwing shapes like theirs no tommorow".
For Further info refer to the term "Gurner"
Also B.F.G - Big,Fat,Gurner.