Overtime
noun, verbal noun
The remainder of time that you work at the ol' business is extra time that you're working (above the normal work hours). This is overtime!
ざんぎょう
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
今日、残業あるかも。
Today, there might be overtime.
残業中に森さんからラインが来て、残業後に二人でバルに行くことになったんだ。
During overtime, I received a LINE message from Mr. Mori, and we ended up going to a bar together after work.
サービス残業ばっかりでイヤになるよ。残業代ちゃんと出してほしい。
It's frustrating to only have unpaid overtime. I want them to pay proper overtime wages.