The "no" icon.
<a href="//commons.wikimedia.org/wiki/User:Stifle" title="User:Stifle">Stifle</a>, simplified by <a href="//commons.wikimedia.org/wiki/User:Sarang" class="mw-redirect" title="User:Sarang">Sarang</a>
2010-01-30
<span class="int-own-work" lang="en">Own work</span>