To put someone down, or show disrespect by the use of insulting language or dismissive behaviour.
a rude expression intended to offend or hurt; "when a student made a stupid mistake he spared them no abuse"; "they yelled insults at the visiting team"
a deliberately offensive act or something producing the effect of an affront; "turning his back on me was a deliberate insult"
treat, mention, or speak to rudely; "He insulted her with his rude remarks"
treat, mention, or speak to rudely; "He insulted her with his rude remarks"; "the student who had betrayed his classmate was dissed by everyone"
a deliberately offensive act or something producing the effect of deliberate disrespect