Explain xkcd: It's 'cause you're dumb.
There's also the right hand rule on urban dictionary, although it's applied slightly differently, and it only has one input parameter. Davidy22 (talk) 03:44, 30 October 2012 (UTC)
I expanded the explanation to cover the erection joke. 188.8.131.52 02:12, 27 August 2013 (UTC)
Can anyone explain "Girls on Girls in Tightly Closed Nonorientable Spaces"? What is that, lesbians in a box? What is a nonorientable space? Swordsmith (talk) 02:14, 28 November 2015 (UTC)