Revision to Thumbs
|[summary]Opposable digit on the hand.[/summary]|
|In humans, a thumb is a prehensile digit on the hand. It is used to oppose the [http://www.ifixit.com/Guide/Item/Fingers|fingers]. A clumsy person is occasionally said to be "[http://www.urbandictionary.com/define.php?term=all+thumbs|all thumbs]."|
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