Money set aside; savings or a bank deposit — money someone has saved up.
毎月給料から少しずつ貯金している。
I save a little from my salary each month.
急な出費に備えて貯金を崩さないようにしている。
I try not to dip into my savings so I have funds for unexpected expenses.
銀行に定期的に貯金を預けている。
I regularly deposit savings in the bank.
旅行のために貯金を始めた。
I started saving for a trip.
In baseball, the accumulated surplus of wins — the number of wins above losses a team has (often called 'wins in the bank').
今シーズンこのチームは貯金が多いから強い。
This team has a lot of wins in the bank this season, so they're strong.
連勝して貯金を作った。
They went on a winning streak and built up some wins.