cauldron bottom

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|UK|mining|_|slang|obsolete}} A large, round [[mass]] in a [[coal]] [[seam]] that forms part of the [[roof]] of a [[coal mine]] [[passage]] (usually being a [[fossilized]] [[root]] or [[stump]]); considered a [[hazard]] due to being prone to [[falling]] without [[warning]].
2. {{&lit|en|cauldron|bottom}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.