Definition of Hottentot tea in US English:

Hottentot tea

(also Hottentot's tea)

noun

  • Any of several South African plants belonging or formerly belonging to the genus Helichrysum (family Asteraceae), especially H. nudifolium and Plecostachys serpyllifolia, the leaves of which were formerly used to make a herbal infusion.

Origin

Mid 19th century.