gooch
A person so invested in a specific topic that any time the subject is breached they ruin the conversation by picking apart banal minutiae for an extended period of time
Tom: "What did you think about Inception?"
Rick: "Oh God, don't bring it up. I just listened to two gooches talk about totems for hours..."
Rick: "Oh God, don't bring it up. I just listened to two gooches talk about totems for hours..."
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