雀すずめの涙なみだ

expression, noun

drop in the bucket; pittance; insignificant amount

Idiomatic expression comparing a very small amount to a sparrow's tear. Often used for money, but can apply to any tiny quantity.

• ボーナスが雀すずめの涙なみだほどしか出でなかった。

  My bonus was just a drop in the bucket.