1. n. An example of a small-scale internet meme, acknowledged by a small, yet cult-ishly devoted fan base. Derived from the myspace song "Catfuck" by "Leah and Simon".
"I love how everyone has started writing 'thank you' as 'thx1138', it's becoming a total catfuck"
by HELPFULGUY July 10, 2008
Can you define these popular missing words?