'elephant-tusk' definitions:

Definition of 'elephant-tusk'

From: WordNet
noun
Annual of southern United States to Mexico having large whitish or yellowish flowers mottled with purple and a long curving beak [syn: common unicorn plant, devil's claw, common devil's claw, elephant-tusk, proboscis flower, ram's horn, Proboscidea louisianica]

Definition of 'elephant-tusk'

From: GCIDE
  • elephant-tusk \elephant-tusk\ n. an annual of the southern U.S. and Mexico ({Proboscidea louisianica}) having large whitish or yellowish flowers mottled with purple and a long curving beak.
  • Syn: common unicorn plant, devil's claw, common devil's claw, proboscis flower, ram's horn, Proboscidea louisianica. [WordNet 1.5]