Running on fumes phrase verb informal
The company had been running on fumes for months, we'd better close it.
Due to a sleepless night, I am running on fumes today at work.
Said when you are too tired to do something
Completely fatigued.
Used when one suffers from mental or emotional exhaustion
Very tired as you've used too much cannabis.
Be very bored
The verb "running" should be conjugated according to its tense.
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The idiom is a reference to an automobile that has nearly run out of fuel, but is still running.