periwinkle periwinkle /ˈpɛrɪwɪŋkl̩/

noun

1. () Chiefly trailing poisonous plants with blue flowers  ( periwinkle )
   chiefly trailing poisonous plants with blue flowers
     The periwinkle plant spread its trailing vines along the ground.
   The periwinkle plant spread its trailing vines along the ground.
   
   
2. Edible marine gastropod  ( periwinkle , winkle )
   edible marine gastropod
   
   
3. Small edible marine snail; steamed in wine or baked  ( periwinkle , winkle )
   small edible marine snail; steamed in wine or baked
   
   
4. Commonly cultivated Old World woody herb having large pinkish to red flowers  ( Cape periwinkle , Catharanthus roseus , cayenne jasmine , Madagascar periwinkle , old maid , periwinkle , red periwinkle , rose periwinkle , Vinca rosea )
   commonly cultivated Old World woody herb having large pinkish to red flowers