'cuckoo flower' definitions:

Definition of 'cuckoo flower'

(from WordNet)
noun
A bitter cress of Europe and America [syn: lady's smock, cuckooflower, cuckoo flower, meadow cress, Cardamine pratensis]
noun
Common perennial native to Europe and western Asia having usually pink flowers with ragged petals [syn: ragged robin, cuckoo flower, Lychnis flos-cuculi, Lychins floscuculi]