(a.) Like a ruffian; bold in crimes; characteristic of a ruffian; violent; brutal.

bad boorish carlish churlish cloddish clownish disorderly disruptive hooliganish improper loobyish loutish lubberly lumpish misbehaving naughty not respectable off-base out-of-line raffish roughneck rowdy rowdyish unbehaving yokelish