The end of the work day; closing time or the end of a business day.
会社の終業は午後6時だ。
The company's closing time is 6 p.m.
終業後は同僚と飲みに行く予定だ。
After work I'm planning to go drinking with colleagues.
終業ベルが鳴って、みんな一斉に退社した。
When the end-of-work bell rang, everyone left the office at once.
The end of a school term or the close of classes; used for school-year/term endings (e.g., closing ceremony).
今学期の終業式は来週金曜日に行われる。
The closing ceremony for this term will be held next Friday.
終業までにレポートを提出してください。
Please submit your report by the end of the term.
長い夏休みは終業の翌日から始まる。
The long summer vacation starts the day after the term ends.