noun
Refers to a middle rank, level, or degree; can be neutral ('average') or slightly negative ('mediocre') depending on context.
彼の成績はクラスで中位だ。
His grades are around the middle of the class.
この製品は中位の品質だが、値段を考えれば十分だ。
This product is of average quality, but considering the price it's good enough.