'Rowdyism' definitions:

Definition of 'rowdyism'

From: WordNet
noun
Rowdy behavior [syn: rowdiness, rowdyism, roughness, disorderliness]

Definition of 'Rowdyism'

From: GCIDE
  • Rowdyism \Row"dy*ism\, n. the conduct of a rowdy. [1913 Webster]