It is what IMMATURE men and women do when they are no longer interested in pursuing a relationship with someone - very similar to children who "pull a Houdini" and disappear while walking through the department store with their mothers.
nonetheless, the more accepted defineition is the genuine spit and skeet technique.
"wtf? i thought he was fucking me?" - carly o
"haha, no bitch, im fucking you, houdini style!" - josh l
Jamie : Nah man I haven't seen him anywhere.
Sam : Damn, he's pulled a Houdini again...