noun. One of the most important fields of our time, along with aeronautical truthiness.
Real citation: "@lenariel i think @AniaJ191 needs schooled in 'That's what she said'-ology"
(Jan. 15, 2010, Erika, Twitter, http://twitter.com/25superstar/statuses/7811924944)
Made-up citation: "We'll never know which cavedude was the inventor of that's what she said-ology, after his loyal cavebuddy said, 'Ugh ook. Ook-ook. Ook oot ook!'"