Something that is demonstrably false in the public record, but is thought to gain validity through constant repetition
Despite the video of his speech showing he said that he had voted for the bill, his followerscontinued to accept the Trumpfact that he voted against it.
Trumpencestance is when you and millions of others definitely did not vote for Donald J. Trump, or any of his worldview, but will be forced to live under both that and his administration, most likely lose more rights, and you and/or friends and family (and human beings in general, along with the planet and everything else on it) will suffer.