何 言ってんだ

what are you talking about?

→ 何
phrase Rare #44,282
what are you talking about? A very informal, often blunt or confrontational way to ask what someone is saying. 言ってんだ is a contracted form of 言っているんだ.
JA: 何 言ってんだ?そんなこと言ってないよ。
EN: What are you talking about? I didn't say that.

何言ってんだよッ

What the hell are you talking about?!

— 映画 聲の形 (2016)

何言ってんだ?

What are you talking about?

— Love Letter (1995)

何言ってんだ?

What are you talking about?

— きっと、うまくいく (2009)

何言ってんだ

What are you talking about?

— Good Luck, Have Fun, Don't Die (2026)