Stubbnorant
- adjective - A single word which encapsulates the three essential aspects of someone who thinks they are smarter than the rest of us, but the rest of us know better: 1. Stupid; 2. Stubborn; 3. Ignorant. Variants would include: stubbnorance, stubbnorancity.
No matter how smart that manager thinks she is, she's the most stubbnorant individual I've ever met.