Definition of blood lily in English:

blood lily

noun

  • Any of several red-flowered bulbous plants of or formerly included in the southern African genus Haemanthus (family Amaryllidaceae); especially H. coccineus and H. sanguinea, both commonly grown as ornamentals.

Origin

Late 19th century; earliest use found in Ebenezer Brewer (1810–1897), educationist and lexicographer.