be/run low

run low

To near the end of a supply of something. We're running low on paper towels right now, so use them judiciously.See also: low, run

run low (on something)

to near the end of a supply of something. We are running low on salt. It's time to buy more. The car is running low on gas.See also: low, run

be/run ˈlow (on something)

not have much of something left: We’re running low on fuel. Do you think we’ll have enough to get home?See also: low, run