A parasitic worm that eats one's brain and makes them only want to play Line Rider when one has played too much 'Line Rider'. Is not literal.
If you don't stop playing Line Rider you're going to get line rider monkey worms in your brain and all you're going to be able to do is play Line Rider.
A British term for anal sex. The Bakerloo Line on London's underground system is shown as dirty brown on the map. To ride the Bakeloo Line means to enter the brown tube and take a journey.
Dude 1: "Hey, how's your new chick, Dawg?"
Dude 2: "Great! She'll even let me ride the Bakerloo Line!"
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi