wallflower

• POS: Noun
• HYPHEN: wall=flow=er

CIDE DICTIONARY

wallflower, n. 

•  A perennial, cruciferous plant (Cheiranthus Cheiri), with sweet-scented flowers varying in color from yellow to orange and deep red. In Europe it very common on old walls.  [1913 Webster]

  " The name is sometimes extended to other species of Cheiranthus and of the related genus Erysimum, especially the American Western wallflower (Erysimum asperum), a biennial herb with orange-yellow flowers."  [1913 Webster]
•  A lady at a ball, who, either from choice, or because not asked to dance, remains a spectator.  [1913 Webster]
•  In Australia, the desert poison bush (Gastrolobium grandiflorum); -- called also native wallflower.  [Webster 1913 Suppl.]

OXFORD DICTIONARY

wallflower, n.
1 a a fragrant spring garden-plant, Cheiranthus cheiri, with esp. brown, yellow, or dark-red clustered flowers. b any of various flowering plants of the genus Cheiranthus or Erysimum, growing wild on old walls.
2 colloq. a neglected or socially awkward person, esp. a woman sitting out at a dance for lack of partners.