Labonbebe
A full-on war of insults and bad vibes aimed at someone or a whole crew.
I saw my ex at the store and gave her the worst look. She looked like she wanted to die.
My homies and I started a full-on trash talk battle with the other team. It was like a warzone.
My mom called my dad a donkey and said he had the brain of a rock. That was the worst day ever.