1. A jerk. An annoying or obnoxious person.
2. A person who doesn't respect others
3. A selfish, rude, or inconsiderate person
1. Dude! Don't invite that crack neck to the party, we' ll all suffer!
2. That crack neck just cut into my lane without signalling.
3. Karl is such a crack neck. He showed up to my formal party wearing sandals drinking Boone's out of a brown paper bag.