pumpjack

== English == === Alternative forms === pump jack === Etymology === From pump +‎ jack. === Pronunciation === (General American) IPA(key): /ˈpʌmpˌd͡ʒæk/ === Noun === pumpjack (plural pumpjacks) (US) The ground-based drive for a submerged pump in an oil borehole. ==== Synonyms ==== nodding donkey ==== Translations ====