I only buy underwear online because if I go to the store I'm forced to stare at a picture of some sledge cock douche bag on each package, which is not how I want to spend a hungover early Saturday afternoon.
A made up word that is when you sled on your cock on a waterslide or something similar probably
"Hey bro wanna go watersliding"
"Whoa bro that sounds cool but how about we go cocksledding"
"Bro... Of course I'll go cocksledding with you"
"Bro I think I love you..."
"Bro..."
Then they kissed
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