a treat

Adverb

British colloquial not-comparable

(British, colloquial) Very nicely or effectively.

Japanese Meaning

とても上手に / 見事に / 効果的に / 抜群に

The new coffee machine went a treat with the staff this morning.

新しいコーヒーマシンは今朝、スタッフにとても好評でした。

Sense（1）

(British, colloquial) Very nicely or effectively.

The plan worked a treat.