Jackleg and Past master
Opposite meaning terms
Jackleg
Jackleg noun - A person who lacks experience and competence in an art or science.
Usage example: you can't rely on a bunch of jacklegs to run your dairy farm
Past master is an antonym for jackleg.
Past master
Past master noun - A person with a high level of knowledge or skill in a field.
Jackleg is an antonym for past master.
Cite this Source
Past master and Jackleg. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/jackleg/past_master
Jackleg & Past master. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/jackleg/past_master>.
Past master or Jackleg. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/jackleg/past_master.
Google Ngram Viewer shows how "jackleg" and "past master" have occurred on timeline