double uncle

plural double uncles · alternative double-uncle

1. A man who is one's uncle in two different ways, e.g. a brother of one parent and a brother-in-law of the other.

   You can be a father as well as a double-uncle.

   2008, Carl Djerassi, Sex in an Age of Technological Reproduction

   3 more examples

   Sigmund Freud, was an uncle (actually a double uncle) of the founder of modern public relations, Edward Bernays.

   2011, Jeffrey Sachs, The Price of Civilization: Reawakening American Virtue and Prosperity

   Paul muttered, shaking his head in annoyance. “I don't approve of this!” Bonnie guiltily lowered her head and trotted out of the room, while Jack just grinned broadly at his stepfather. “But I had to tell him he's a double-uncle,” he defended his actions. “And I have a couuuuuuuuusin!”

   2012, Ina Linger, Three-Night-Stand: Love is Simple

   Fenn announced that he reckoned he would be a double uncle if Harriet would let him.

   2013, Philippa Carr, Lament for a Lost Lover