fontcest
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
The incestuous ship of brothers Sans and Papyrus from the video game Undertale.
Register: slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “fontcest” mean?
The incestuous ship of brothers Sans and Papyrus from the video game Undertale.
Is “fontcest” formal or informal?
fontcest is generally slang.