Stump Train
To train any large farm animal (i.e. horse,donkey,sheep,etc.)to backup to the stump your standing on so you can fuckum.
I stump trained my donkey with ease
Stump training
Stump training is when a rancher stands on top of a stump, and get's the live stock to back up into him, so the live stocks vagina is at penis level.
Stop stump training the horses Billy!