I get tired of spelling out Double-U Double-U Double-U Dot. So I just cut to the chase and say "dubsdot" for whatever urls actually require the prefix.
A handsign used in Western Canada that is your usual 'west coast' sign where your hand makes a "W" except pointed downwards. Used mainly by members of the Indian Posse and Terror Squad to show disrespect to the Alberta Warriors, Saskatchewan Warriors, and Manitoba Warriors.