Data Dungeon
Noun · Slang & Abbreviations
Definitions
A dark, confusing, and unpleasant part of the data environment where schemas, transforms, and storage rules are hard to understand. In engineering slang, a data dungeon is where clean models go to become folklore.
In plain English: A confusing messy and unpleasant data environment.
Example: "The legacy warehouse had become a data dungeon of hand-maintained tables and undocumented joins that only two analysts dared query directly."