Definition of poison-bush in English:

poison-bush

noun

  • 1Australian. Any of several shrubby plants poisonous to livestock; especially one of the genus Gastrolobium (family Fabaceae (Leguminosae)).

  • 2More fully "Bushman's poison-bush", "Hottentot's poison-bush". Any of several shrubby plants of the southern African genus Acokanthera (family Apocynaceae), sometimes grown for ornament in warm climates, especially A. oppositifolia, the milky sap of which was formerly used in arrow poisons.

Origin

Mid 18th century (in an earlier sense). From poison + bush.

Pronunciation

poison-bush

/ˈpɔɪznˌbʊʃ/