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.
by SyntaxLOL June 08, 2017
To train any large farm animal (i.e. horse,donkey,sheep,etc.)to backup to the stump your standing on so you can fuckum.
by Bud123 November 09, 2005