Simply at a level that is easily replaceable.
Derived from the popular baseball statistic VORP (Value over replacement level)
It can be used to describe anything at a replaceable level; for instance, baseball players, women, or any type of product.
1. During his career, Carlos Baerga was a replacement level infielder.
2. That girl is replacement level, go to any college campus in America (besides John Jay University) and you'll find a ton of better-looking ones.
3. Due to the blurry picture and bad audio, the GE Minicam Pro is a replacement level webcam.