wallflower
(noun)
noun
1. any of numerous plants of the genus Erysimum having fragrant yellow or orange or brownish flowers
Definition categories: plant, flower
2. perennial of southern Europe having clusters of fragrant flowers of all colors especially yellow and orange; often naturalized on old walls or cliffs; sometimes placed in genus Erysimum
Definition categories: plant, flower
3. remains on sidelines at social event
Definition categories: person