Trendle, verb - To throw or roll large inanimate objects, namely rocks or boulders, over the edge of a steep cliff only to await the inevitable explosive sight and sound of their destruction.
A great pastime while hiking in the mountains is to trendle boulders down the cliff and watch them explode into pieces.
First she started sweating, then she started moaning and then she started shaking. We thought it was a seizure, but it was just a treadlegasm. THERE SHE GOES AGAIN!!!