dunder

D2U1N1D2E1R1
/ˈdʌndə(ɹ)/

noun

The lees or dregs of cane juice, used in the distillation of rum.

Similar
stillagesour mashvinassevinhaca
Scrabble 8
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

dunder1

noundunder (uncountable)
  1. CaribbeanuncountableThe lees or dregs of cane juice, used in the distillation of rum.

    The use of dunder in the making of rum, answers the purpose of yeast in the fermentation of flour.

    1793, Bryan Edwards, The History, Civil and Commercial, of the British Colonies in the West Indies, Dublin: Luke White, Volume II, Book V, Chapter 2, p. 231
  2. AustraliauncountableDistillery effluent.

    Synonyms: stillage, sour mash, vinasse, vinhaca

dunder2

noundunder (plural dunders)

plural dunders

  1. informalcomputingA double underscore, __.

    Python has a dunder method, __iter__, that defines what the behavior is for looping over an instance.

    2012, Matt Harrison, Treading on Python, volume 1, →ISBN, page 101

Synonyms & antonyms

nounDistillery effluent.

Similar
stillagesour mashvinassevinhaca

Origin

dunder · noun

Compare Spanish redundar (“to overflow”).

Full word history & related roots →

dunder · noun

Blend of double + under(score).

Full word history & related roots →

Rhymes & wordplay

Rhymes with dunder

underwonderthunderthereunderplunderblunderfunderasundersunderchundergazunderland undernine-day wonder
All rhymes →

Anagrams

Durdendurned
Cite this entry
APA

dunder. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/dunder

MLA

“dunder.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dunder. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “dunder,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/dunder.

Source: dunder on Wiktionary, CC BY-SA 4.0.