One of my favorite movies is The Princess Bride. It’s equal parts snarky, comedic, and lovely. I think I spent the better part of my high school years quoting it at random moments. The inconceivably erudite Vezzini gives perfect illustrations of this week’s word.
Source is mid-14c., from the verb blunder “to stumble about blindly,” from a Scandinavian source akin to Old Norse blundra “shut one’s eyes.” Meaning “make a stupid mistake” is first recorded 1711.
The word bull is defined in many ways in Francis Grose’s 1811 Dictionary of the Vulgar Tongue; one usage means blunder.
Bull. A blunder; from the story of Obadiah Bull, a blundering London lawyer during the reign of Henry VII. The false hair worn by women was also called a bull, and we all know what a monumental fashion blunder those were.