Oxford Dictionary English donkey work nounnoun BrE BrE//ˈdɒŋki wɜːk// ; NAmE NAmE//ˈdɔːŋki wɜːrk// , NAmE//ˈdɑːŋki wɜːrk// [uncountable] (informal) Add to my wordlistjump to other resultsthe hard boring part of a job or taskSee donkey work in the Oxford Advanced American DictionaryCheck pronunciation: donkey work oxfordlearnersdictionaries.com