Run away from, abandon, someone/a situation, usually not a good thing. Usually without one's knowledge.

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)

Someone who is a dick and a bitch

To get rid of or give up on something or someone without their knowledge or consent probably when you are tired of that thing or person

To leave a person, place, or group of people suddenly and unexpectedly to hang out with someone else, somewhere else, or to go to another large gathering.

To leave someone or a group of people suddenly, often without their knowledge, making it all the more comical. Whoever said it comes from the German word dich is and idiot because dich means "you".

Not sticking to the original plans you had already made with someone.