Meaning of すずめのなみだ in Japanese

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Definition of すずめのなみだ

すずめのなみだ(suzumenonamida) 【雀の涙 ·すずめの涙】

(n) drop in the bucket; very small quantity; chicken feed; insignificant amount
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.