runaway train

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|rail transport}} An [[uncontrolled]] [[railroad]] [[incident]] where a [[train]] or [[rolling stock]] [[move]]s without [[operator]] [[control]], often due to [[brake]] [[failure]], [[loss]] of [[power]], or an [[accidental]] [[release]] on the [[main line]].
2. {{lb|en|figurative}} {{rfdef|en}}

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