red diesel

noun

Untaxed diesel fuel intended to be used on private property.

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Meanings

nounred diesel (uncountable)
  1. IrelandUKuncountableUntaxed diesel fuel intended to be used on private property.

Synonyms & antonyms

Also see
green diesel

Origin

The fuel is coloured with red dye to prevent illegal use on public roads.

Full word history & related roots →
Cite this entry
APA

red diesel. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/red%20diesel

MLA

“red diesel.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/red%20diesel. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “red diesel,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/red%20diesel.

Source: red diesel on Wiktionary, CC BY-SA 4.0.