Meaning 1: A person who believes they know what they are talking about but are spreading a false narrative

Meaning 2: A person with a great deal of knowledge but uses it to spread hate
1: “Man, this reporter is making murderers seem innocent when there is DNA evidence that shows they did it, what a shamacon!

2: The man used his knowledge of cars to insult people who prefer to ride bicycles. He is a Shamacon.
by KingTau February 18, 2020
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