What does "Burning the midnight oil" mean?

Working late into the night Staying up late working, studying, or completing tasks.

How do you use "Burning the midnight oil" in a sentence?

Been burning the midnight oil. Burning the midnight oil to finish. Too much midnight oil lately. Had to burn the midnight oil.

Slang Term AmericanBritishAustralian ★★★★☆ Common Neutral

Significado: Working late into the night

工作到深夜

Trabajar hasta tarde en la noche

夜遅くまで働く

밤늦게까지 일하다

Staying up late working, studying, or completing tasks.

熬夜工作、学习或完成任务。

Quedarse despierto hasta tarde trabajando, estudiando o completando tareas.

夜遅くまで起きて仕事、勉強、またはタスクを完了すること。

밤늦게까지 일하거나 공부하거나 할 일을 마무리하는 것.

Been burning the midnight oil.
一直熬夜工作
He estado trasnochando
夜遅くまで働いている
밤늦게까지 일하고 있어.
Burning the midnight oil to finish.
熬夜赶工
Trasnochando para terminar
終わらせるために夜遅くまで頑張っている
끝내려고 밤새 작업 중이야.
Too much midnight oil lately.
最近熬夜太多了
Demasiadas trasnochadas últimamente
最近、夜更かしが多すぎる
요즘 밤샘이 너무 잦아.
Had to burn the midnight oil.
不得不熬夜
Tuve que trasnochar
夜遅くまで働かなければならなかった
밤늦게까지 일해야 했어.

/ˈbɜːnɪŋ ðə ˈmɪdnaɪt ɔɪl/

Contexto: working late, studying, deadlines

Tono: descriptive, sometimes weary

Burning the midnight oil.
熬夜
Quemando las pestañas
夜遅くまで働く
밤늦게까지 일하다.
Midnight oil.
熬夜
Trasnochar
夜更かし
밤샘 작업.
Been burning midnight oil.
一直在熬夜
He estado trasnochando
夜遅くまで働いている
밤늦게까지 일하고 있어.

Historical reference
Historical reference（历史性说法）
Historical reference（Referencia histórica）
Historical reference（歴史的な言い回し）
역사적 유래가 있는 표현
Still commonly used
Still commonly used（仍然常用）
Still commonly used（Todavía se usa comúnmente）
Still commonly used（今でもよく使われる）
여전히 흔히 사용됨

From using oil lamps to work past sunset before electricity.

Etimología: From oil lamps used for working late

Primera vez registrado: Expression from 17th century

Era: 17th century onwards

Generation: All ages

Social background: Universal

Pop culture: Academic culture; Work culture

Regional notes: Universal across English-speaking countries.

Burning the midnight oilBurn the midnight oilMidnight oil