under

IPA(Pronunciation)

Noun

The amount by which an actual total is less than the expected or required amount.

Japanese Meaning

不足額 / 不足分 / 実際の合計が期待値や必要量に届かず不足している部分 / 欠損分

The audit revealed an under of $12,000 in the project account, forcing management to reallocate funds.

監査でプロジェクト口座に1万2000ドルの不足が明らかになり、経営陣は資金を振り向け直すことを余儀なくされました。

Sense（1）

The amount by which an actual total is less than the expected or required amount.

[…] standard cash count forms used to record the count and any overs or unders.

unders

（ plural ）