What is the Meaning of the Idiom
BURN THE MIDNIGHT OIL?
stay awake very late at night to work at something
- I’m so tired. Our baby was sick last night, so I burned the midnight oil in order to take her temperature regularly.
- You look exhausted. Have you been burning the midnight oil a lot lately?
- We have to finish this project before Friday. We are going to have to burn the midnight oil for a few nights.