to bail, often times when one makes solid plans and then does not show up at the last second, or when one makes a promise and does not follow through or keep the promise
Nick- "Yo, we're all going to the bars tonight."
Meredith- "Awesome! Is Ryan going to come?"
Nick- "He says he is but he'll probably end up pitting out and staying home."
A form of sexual, non-verbal communication, whereby the individual leans on a supportable surface in such a way that his or her posterior is extended outwards and facing the individual of interest. This stance is primarily used to gain the attention of a potential mate in the immediate vicinity.