Expressions (phrases, clauses, etc.), Noun
drop in the bucket; pittance; chicken feed; insignificant amount; sparrow tears
Idiomatic expression
雀の涙ほどの給料では何の役にも立たない。The chicken feed I get for a salary is good for nothing.
Also written すずめの涙【すずめのなみだ】、スズメの涙【すずめのなみだ】