expression
what a ...; how ...
Colloquial exclamatory phrase used to express surprise or emphasis, equivalent to 何という. Followed by a noun or adjective.
See also: 何という
何ちゅう美しい景色なんだ！
What a beautiful view!
何ちゅう速さで走るんだろう。
How fast it runs!
expression
nothing special; nothing worth mentioning
Used in negative contexts to downplay something, often as 何ちゅうことない or similar. Colloquial.
See also: 何という
何ちゅうことない、ただの石ころだよ。
It's nothing special, just a pebble.
expression
of what name
Rare colloquial use asking for a name, equivalent to 何という名前. Mostly heard in casual speech.
See also: 何という
あの店、何ちゅう名前だったっけ？
What was the name of that shop again?