A particularly ditzy or dim-witted female who is prone to making stupid or ignorant mistakes.
Ron: "So I met this pretty hot chick last night, she said her name was Cindy, lives on campus apparently. Only problem is, she's not too smart."
Jeremy: "Yeah, Cindy that lives in Seth North. Dude, she once told Jeff that she was excited for Global Warming because it would help her tan."
Ron: "Really? Wow."
Jeremy: "Yeah, dude, she's a total Sarah Failin."
The act of ramming a Taco Bell $.89 burrito in another's anus followed by inserting the penis between the gooey baked beans and soft tortilla layer while pouring an uncapped bottle of Tabasco around the base of the penis. An extra touch of culture can be added by screaming Mayan battle cries.
I've been dating this Latin chick for a while, and she likes to get freaky. Last night, we tried the Guatemalan Tractor-Trailer, it was amazing! Bad thing is, I don't have any Tabasco left for my wings.
The phenomenon of a much-anticipated first date with an attractive woman which is ruined by her insistence on watching a movie in the "Twilight" series. The movies are so homoerotic that they often lead to a sudden, temporary inability to become sexually aroused.
Matt: "So how was your date with Marissa last night?"
Joe: "It was going really, really well until we watched 'Twilight'. She tried to give me a beej after the movie, and there was nothing I could do. I was totally limp; I had Twirectile Dysfunction. I think it was all the glittering men."
A fail so epic, the perpetrator of said fail should be incarcerated.
Rich: "Hey, do you know how far Russia is from Alaska?"
Dan: "Not exactly. I think they're pretty close though; Sarah Palin said she could see Russia from her porch."
Rich: "And you believed it? Dude, failony."