When a person only feels comfortable defecating when they are in their own home.
(Note-Similar to Home Ground Advantage)
Barry:Hey man, you can shit in my toilet if you want?
Joe: No Bro, I've got to have Home Turd Advantage!
The strange condition where girlfriend will leave their perfectly acceptable male counterparts claiming that they'll never be as good as Edward Cullen
Brad: What happened to Joe's Girlfriend dude?
Barry: Oh Cindy, yeah, she got Twilightitis and dumped him.
Brad: Bummer, she was such a babe!
When you are reading something and you awaken to your senses half a page later, realising that you didn't take in anything you read for the last minute.
Jenny: You didn't read my e-mail, did you?
Brad: I got a bit of Absent Readerness, taking the only important bits, the beginning and the end.