middle-of-the-road
COMMON
1. If you describe a person or their political ideas as middle-of-the-road, you mean that they are neither very left-wing nor very right-wing. He presents himself as a moderate, middle-of-the-road kind of person who understands and takes into consideration both sides of any issue. At some point during the '80s, the Labour Party turned into the party of middle-of-the-road socialism.
2. If someone or something is middle-of-the-road, they are very ordinary, and not unusual, exciting, or extreme. These are, for the most part, ordinary middle-of-the-road people who want the usual things out of life. They play very bland, middle-of-the-road music.