pronoun
Familiar, colloquial form of あなた. Often considered rude or overly casual when used with strangers, superiors, or in formal settings. Common among close friends, family, or in rough speech.
See also: 貴方 (あなた)
あんた、何言ってるの？
What are you talking about?
あんたのせいで遅刻
It's your fault we're late, isn't it?