flat chat

Adjective

Australia idiomatic not-comparable

(Australia, idiomatic) Extremely busy.

Japanese Meaning

非常に忙しい / 極めて忙しい / ものすごく忙しい

The team is flat chat preparing for the product launch this week.

チームは今週の製品発売の準備でとても忙しい。

Sense（1）

(Australia, idiomatic) Extremely busy.

Can you call me back tomorrow, mate? I′m flat chat at the moment.