'Dayflower' definitions:

Definition of 'dayflower'

From: WordNet
noun
Any plant of the family Commelinaceae [syn: spiderwort, dayflower]

Definition of 'Dayflower'

From: GCIDE
  • Dayflower \Day"flow`er\ (-flou`[~e]r), n. (Bot.) A genus consisting mostly of tropical perennial herbs (Commelina), having ephemeral flowers. [1913 Webster]