Pumpjack

//ˈpʌmpˌd͡ʒæk// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The ground-based drive for a submerged pump in an oil borehole. US

Synonyms

All synonyms
nodding donkeynodding donkey

Etymology

From pump + jack.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.