Someone who takes to social media to talk about a subject they know nothing about and suggest that they know someone in their family that's affiliated with that topic,which means they are as educated and knowledgeable as the person just by association. Women tend to do this when they marry someone. "My Husband is a Doctor, I know what I',m talking about"
My Brother is a Plumber. That makes me an expert. EBAS - Expert by Association Syndrome