1. resembling, characteristic of, or suggestive of a gangster or gangsters; having the style, manner, or behavior associated with organized crime
Usage: informal; often used descriptively or critically

Examples

• He adopted a gangsterish attitude and started wearing expensive chains.
• The movie portrayed the character with a gangsterish swagger and tough demeanor.
• Their gangsterish behavior in the neighborhood made residents uncomfortable.
• The club had a gangsterish reputation due to the clientele it attracted.
• He spoke in a gangsterish manner, using slang and making threats.
• The fashion designer drew inspiration from gangsterish street style for the collection.