もう結構です

that’s enough

→ もう
phrase Rare #22,393
that’s enough Often used to politely decline more of something, such as food or drink. Depending on context, it can sound firm.
JA: もう結構です。ありがとうございます。
EN: That’s enough, thank you.

ありがとう、もう結構です。

Thank you, that's enough.

結構おいしいけどもう結構です。

It's quite delicious, but I've had enough.

もう結構です。

That's enough, thank you.

結構食べたのでもう結構です。

I've eaten plenty, so I'm good, thanks.

結構おいしいけど、もう結構です。

It's pretty tasty, but I've had enough.

もう結構です

That's enough, thank you.

— エリート・スクワッド (2007)

結構歩いたのでもう結構です。

We've walked quite a bit, so that's enough for me.

結構遠かったのでもう結構です。

It was pretty far, so never mind.