middle-of-the-road
middle-of-the-road {adj.}
Favoring action halfway between two opposite movements or ideas; with ideas halfway between two opposite sides; seeing good on both sides.
The men who wrote the Constitution followed a middle-of-the-road plan on whether greater power belonged to the United States government or to the separate states.
Senator Jones favors a middle-of-the-road policy in the labor-management dispute.
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Source: A Dictionary of American Idioms