Yaoitoothing
When images of yaoi are sent around to random people at anime conventions using a Bluetooth connection, using (nearly always) a mobile phone. It was created by a UK cosplayer called Cassie.
Convention-goer #1 'Wait, who just sent me a picture of Naruto and Sasuke making out?!'
Convention-goer #2 'Dude...someone must be yaoitoothing you'
Convention-goer #2 'Dude...someone must be yaoitoothing you'