なんだよ

なんだよ
interjection
what the heck; come on; so what
informalexpression
1. what the heck; come on; so what
Rough masculine expression conveying mild frustration, surprise, or exasperation. Used when something is unexpected, disappointing, or annoying. The tone ranges from mild complaint to reproach.
なんだよ、急(きゅう)に呼(よ)ぶなよ。
What the heck, don't call me so suddenly.
「もう終(お)わりにしよう。」「なんだよ、今(いま)からじゃないか。」
"Let's call it quits." "Come on, we're just getting started."
なんだよ、結局(けっきょく)そういうことか。最初(さいしょ)から言(い)えばよかったのに。
What the heck, so that's how it is. You should have said so from the start.

Casual, rough expression. More commonly used by men, though not exclusively.

Variants

  • なんだよ: standard rough form
  • なんなんだよ: more emphatic frustration
  • なんだよ、もう: "come on, seriously"

Similar words

  • なんだ: what is it; oh, is that all — less rough; also used to express mild disappointment
  • なにそれ: what is that — casual, slightly softer
  • え、なに: huh, what — neutral surprise

Related Words

Compare: なにそれ (what is that)
general
Added 2026.6.12 17:55 · Revised 2026.9.2 13:02
29000/29174_nandayo