Many acronyms for this I am afraid... :-/
WOG Watch Officer's Guide
WOG Water-Oil-Gas (valves, pressure)
WOG Way Out Games (old TV game show)
WOG Weight on Gear
WOG Westernised Oriental Gentleman
WOG Westinghouse Owners Group
WoG Whole of Government (Australia)
WOG With Other Goods
WOG Without Girlfriend
WOG Without Guarantee
WOG Woman of God
WOG Word of God
WOG Work Order Generator
WOG Work Out Gardener (prisoner status; Victoria, Australia prison system)
WOG Working On Government (apocryphal: circa 1900s British Empire acronym stenciled on shirts of laborers assigned to government projects)
WOG Worthy Oriental Gentleman
WoG Wrath of God (game)

Let the jury decide