Amish oil change: when a woman performs Fellatio on a horse and spits the cum out.
that bitch gave the horse an Amish oil change, nearly choked before she could spit its baby batter out.
by sgtinf December 26, 2011
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When a man drains a horses baby sack of its white Nutella, and proceeds to fill it back up with oil (his baby batter) from behind.
Joseph - "Yo, I think that Bartholomew the horse due for an Amish oil change. Will you go do it Moses?"

Moses - "fine, if you insist, but ruth already drained him once today"
by Cbtlord69 October 4, 2023
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