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Noun1.drainplug - a removable plug for holding water in a tub or basin
plug, stopple, stopper - blockage consisting of an object designed to fill a hole tightly
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Unfortunately, that gas mileage will get a whole lot worse if you've got a leaky fuel tank drainplug.
We also offer an optional drainplug or slide valve and, in orders meeting a minimum quantity requirement, your choice of colors.
To move, pull the drainplug on the tub and tow it to the next paddock.