1. in a way that shows disregard for or hostility toward others; in a manner that goes against social norms or expectations

Examples

• He behaved antisocially at the party, refusing to talk to anyone.
• The teenager was acting antisocially by playing loud music late at night.
• She responded antisocially to her coworkers’ friendly attempts at conversation.
• The group was behaving antisocially by littering in the park.
• He antisocially ignored all the community guidelines.
• The students were punished for acting antisocially during the assembly.