Meaning of hickory oil in English:

hickory oil

noun

  • 1Oil extracted from the nuts of a North American hickory tree and used traditionally by North American Indians as a source of food (now chiefly historical).

  • 2US figurative Corporal punishment using a hickory switch or similar instrument, viewed as a treatment for bad behaviour (now rare).

Origin

Late 17th century; earliest use found in Robert Hooke (1635–1703), natural philosopher.