Definition from Wiktionary, the free dictionary
See also: barn star
barnstar (plural barnstars)
- A decorative painted object or image, often in the shape of a five-pointed star but occasionally in a circular wagon-wheel style, used to adorn a barn.
- (Internet) An image posted on a wiki user's personal page by another user, as an informal award or form of recognition.
2008, Jonathan Zittrain, The Future of the Internet - And How to Stop It, page 290:
- There are many different Wikipedia barnstars that connote different things.