When you puke from drinking alcohol and it gets in your hair. The puke proceeds to make your hair get all tangled up as if you had dreadlocks. By the the time you wake up in the morning/afternoon, you will have full-blown pukelocks.
WARNING: May take hours to reverse the pukelock hairstyle.
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