The idiom "run on fumes" means to continue doing something even though you have very little energy, resources, or fuel left. It is often used to describe a situation where someone is pushing themselves to their limits and barely managing to keep going.
For example, if you have been working long hours for several days and you feel exhausted, you might say "I'm running on fumes right now." This means that you are very tired and have very little energy left, but you are still trying to keep going.
Another example could be when a car is almost out of gas and is still running, you could say "I'm running on fumes" to describe the situation.
Overall, the idiom "run on fumes" is used to describe a situation where someone or something is barely managing to continue because they have very little energy, resources, or fuel left.
• The company's finances are in a dire state, and we're running on fumes to keep it operational.
• She had been working for days on end, and was running on fumes when she finally finished the project.
• We've been hiking for hours, and I think we're running on fumes at this point.
• I need to fill up my car's gas tank soon, I'm running on fumes.
• Despite the exhaustion, the athlete continued to push herself, running on fumes to cross the finish line.
• After pulling an all-nighter to finish the project, I was running on fumes the next day.