Code Horror

Definitions

Code that shocks, terrifies, or fascinates engineers because it is especially messy, bizarre, or dangerous. The phrase is usually used humorously when sharing examples of astonishing technical debt or questionable decisions.
In plain English: Especially messy or alarming code that horrifies developers.
Example: "The old parser was pure code horror: global state, recursive regex hacks, and a comment that said 'do not touch, somehow works.'"