Posted on August 7, 2017July 14, 2018 by Idioms Poster Get off your moral high horse Reported by Tim Preston. Tim’s notes: I said it! Mixing up: moral high ground, and get off one’s high horse. This was whilst arguing with the missus about whatever insignificant thing had caused a barney that day. Location: Cambridge, United Kingdom. Post navigationPrevious post: Sleep like a dogNext post: Whatever rocks your boat