Used to measure un-quantifiable amounts of something. Although it can be used in the measurement of very large people it actually is not a unit of weight.
That guy must weigh a shit-ton.
I just payed a shit-ton more money switching to Geico AND it took 20 minutes.
A shit-ton of thought went into this definition.
One can't have a shit ton of money. One can, however, have a shit ton of ants in ones pants, or a shit ton of holes in a bag of money.
After taking my final exam, my friend and I concurred that there was a shit ton of material we did not know.
It takes a shit ton of gas to drive from California to New York and back.