Facial hair (most notably sideburns) grown by teams or individuals in the event of a streak of continuous wins or successes in sporting competitions, to warrant further luck and good fortune. Said facial hair will be removed in the event of a loss. Most prevalent in the National Rugby League of Australia.
Guy 1: Oi, have you seen the Storm these days? They have won three games on the trot, and now have filthy man-beards?
Guy 2: Yeah mate, those are their 'victory wings'. They reckon they will keep winning if they grow them. When they loose, they shave...
Guy 1: Oh, mad.