Lame-Salad-with-Dressing-on-the-Side
An entitity with deficiencies in so many different aspects, its inferiority can be neither hidden nor disguised; hence "dressing on the side."
You can sell Lame Salad to some of the people some of the time, but pity the Independent Sales Rep with a basement full of Lame-Salad-with-Dressing-on-the-Side.