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A person who always thinks they are right, cannot admit they are wrong, and use surveys, statistics and scientific data instead of common sense to understand various things. A person who is book smart, but has zero common sense.
Example 1) Did you see that guy? He is such a finnbell.

Example 2) What a finnbell!

Example 3) If you ever want people to take you seriously then don't be a finnbell.

Example 4) Dude, that guy is a total finnbell!
by Swedeman007 January 19, 2014
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