When something diabolical has happened, in real life, this term helps fellow Mario Kart players know the seriousness of the situation.
Something worse than "shitter than lava", can only happen after Shitter than Lava has struck once. Shitter than Lightning can strike twice in the same place.
Mate, your car crash was shitter than lava. But the way the insurance dealt with it - was shitter than lightning.
What happens when Harry Potter and Lord Voldemort have an epic wizard duel, where lightning from their wands touch and create a large burst of light and epicness.
n. The purest form of raw power available to man. It has the ability to transform boring pep rallies from a nursing home-esque school activity to an event similar to a boxing match.
v. To perform the act of getting high-school students interested in land purchases. (see verb formation technique in lightninging)
"Wow! I still can believe how much smokestack lightning Ambrose has."
"Ever since having been smokestack lightninged by such a wonderful Junior Class President candidate, I feel really interested in that empty lot down the street."