What is "crappier"

Usage examples of "crappier".

There's The Nightfly by Donald Fagen, because she'd never heard it, and some blues compilation samplers I decided she ought to have, and a couple of jazz-dance things I bought for her when she started going to a jazz-dance class, although it turned out to be a different and frankly much crappier form of jazz-dance, and a couple of country things, in my vain attempt to change her mind about country, and .