A fork of Rural Dictionary
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!
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