smooth darling pea is a noun meaning "erect or trailing perennial of eastern Australia having axillary racemes of blue to purple or red flowers". It carries one recorded sense.
erect or trailing perennial of eastern Australia having axillary racemes of blue to purple or red flowers
Definitions, synonyms and semantic relations for smooth darling pea come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.