Means, a force to be reckoned with, or some imminent event that will bring forth much rewards.
That Jack and Jane, they are fuckin' deadly in scotland, like a haggis holocaust.
PLUR (Peace, Love, Unity, and Respect). I don't know about the peace, but the Love, Unity, and Respect is conditional. You'll only get those three if you are a) Under 20, b) Strung out on opiates, amphetamines, designer drugs, c) Follow the strict dress code of skimpy 'ironic' shirts, and huge ass pants. Otherwise, a waste of time and bears no similarity to real raves from 1985-1991.
Those ravers think music didn't exist before 1997.