Definition of "unclecide"

Mac. Shoot me through the head! / Ben. What, commit unclecide! become a George Barnwell! murder my uncle—never!

1828, Cumberland’s Minor Theatre, with Remarks, Biographical and Critical, London: John Cumberland, […], page 22

This novel did no good, for the NewgateCalendar[sic] for the following quarter presented many extra cases of abduction, seduction, and reduction, five of forgery, and eight of Unclecide.

1839 June 1, “London Novels and Novel-Readers: Thirty Years Ago, or Thereabouts”, in The Corsair: A Gazette of Literature, Art, Dramatic Criticism, Fashion and Novelty, volume I, New York, N.Y., page 184, column 2

The production of Schiller’s ‘Don Carlos’ was long forbidden, because Don Carlos loved his stepmother; in ‘The Robbers,’ the Father was turned into an uncle, and a stupendous effect was produced by the cry of “Unclecide,” substituted for Parricide.

1861 July 27, The Athenæum: Journal of English and Foreign Literature, Science, and the Fine Arts, number 1761, London, page 116, column 1

“Where’s Glen?” Kathy said, “I’m going to kill him.” / And off she went to commit Unclecide.

1992, Michael E. Phillips, To Be a Father Like the Father: Modeling the Fatherly Attributes of God, Camp Hill, Pa.: Christian Publications, page 154

As is well known to one and all, while patricide and matricide are matters for tragedy, uncle-cide or auntie-cide are at best the stuff of third-rate melodrama or comedies of manners verging on farce.

2016, Stephen Sartarelli, transl., Montalbano’s First Case and Other Stories, New York, N.Y.: Penguin Books, translation of original by Andrea Camilleri

I love Sean. I really do. Most of the time. But I’d moved out two years ago for a reason. The same reason I currently considered uncle-cide as a viable life choice. / Okay, faux uncle-cide.

2017, Dana Fredsti, chapter 2, in The Spawn of Lilith, Southwark St, London: Titan Books

“Dad and my grandparents are watching out for her. They have all decided that my place is with you, and I should not get involved with Selena. Justin may also use my involvement to abuse you, and if he tries anything with you, I will commit unclecide, if there is such a word for killing an uncle.”

2019, Hope Hamilton Tate, Passion and Turmoil on the Sunny Isle: Book II of the Sunny Isle Thriller Series, Bloomington, IN: AuthorHouse