Definition from Wiktionary, the free dictionary
nutrider (plural nutriders)
- (slang, derogatory) An individual whose force of argument derives from the notoriety or skill of some group or person they are associated with.
- (slang) A person with any particularly vociferous or enthusiastic stance.
- (Internet, slang, derogatory) An online fan and defender of the reputation of a person, group, brand, or product.