もうたくさんだ

I've had enough

→ もう
phrase Rare #24,491
I've had enough Expresses frustration or exasperation with something that has become intolerable.
JA: 同じ言い訳を聞くのはもうたくさんだ。
EN: I've had enough of hearing the same excuse.

腐った肉はもうたくさんだ

I've had enough of this rotten meat.

— 戦艦ポチョムキン (1925)

あなたの自慢話はもうたくさんだ。

I've had enough of your bragging.

この悪い天気はもうたくさんだ。

I've had enough of this bad weather.

でももうたくさんだ

But I've had enough already.

— サイコ (1960)

くだらない話はもうたくさんだ。

I've had enough of this nonsense.

俺はもうたくさんだ

I've had enough.

— ザ・マン・フロム・アース (2007)

私は…もうたくさんだ

I've had enough...

— High and Low (1963)

その話はもうたくさんだ。

I've had enough of that talk.

君の馬鹿げたゴシップはもうたくさんだ。

I've had enough of your ridiculous gossip.