/
ˈvɪlən/
n.
  - a wicked person or a person guilty of a crime. ▸(in a play or novel) a character whose evil actions or motives are important to the plot. 
- archaic variant spelling of villein.
Derivative
- villainous adj.
- villainously adv.
- villainousness n.
- villainy n. (pl. villainies) .
Etymology
ME (in the sense ‘a rustic’): from OFr. vilein, based on L. villa (see villa).