up the yin-yang

口語慣用表現軽度卑語

(idiomatic, colloquial, mildly vulgar) excessive(ly); much more than necessary.

日本語の意味

必要以上に、過剰に / 極端に、著しく多く

They had problems up the yin-yang after the merger, from IT failures to customer complaints.

合併後はITの障害から顧客からの苦情に至るまで、問題が山ほど発生した。

意味（1）

(idiomatic, colloquial, mildly vulgar) excessive(ly); much more than necessary.

We've got bananas up the yin-yang this week. Does anyone know how to make banana bread?