Meanings
- slanglifestyleThe real-person fiction ship of identical twin indie pop duo Tegan and Sara.
Some Tegan and Sara fans wrote "Quincest" fanfiction
2024 October 18, Nardos Haile, “'Fanatical: The Catfishing of Tegan and Sara': Five bombshells from catfishing to incest fanfiction”, in Salon.com3 more examples
When she met Sarah, she felt more solidly herself than she had felt in years. Do you know about the subgenre of Tegan and Sara fan fiction called quincest? Tegan asked. Sarah raised a provocative eyebrow and leaned forward. Does it involve Tegan and Sarah...fucking? The way she said Sarah made it clear who she meant, and they way she said fucking, what.
2020, M./Megan Milks, “The Strands”, in Foglifter, volume 4, number 2, page 11Megan Milks is a master at eliciting strong reactions; their work lives in the viscera. What emerges from this can’t-look-away start is also a funny and devastating queer love story that dabbles in “quincest” (a term used to describe Tegan and Sara fan fiction!).
2021 September 10, Katie Yee, “7 new story collections to fall into this season.”, in Literary HubThe other sequence involves a toxic fan named “Tara,” who once ran a blog writing “Quincest” fanfiction (readers, I apologize if this is the first time you are encountering the idea of twincest fanfiction, and if you are, you should probably not google the term further).
2024 October 18, Marya E. Gates, “Fanatical: The Catfishing of Tegan and Sara”, in RogerEbert.com
Origin
From Quin + -cest, presumably constructed to rhyme with twincest.
Full word history & related roots →Cite this entry
Quincest. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Quincest
“Quincest.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Quincest. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “Quincest,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Quincest.
Source: Quincest on Wiktionary, CC BY-SA 4.0.