A stupid person. Someone who fools around for attention, or just for the plain thrill of it. A person who gets into trouble with one's parents over stupid behavior.

n. The birth name of somebody who has changed their name. Most commonly attributed to trans people, but can be attributed to any person who has changed their name. (sometimes written as two words: dead name)

v. 1. To call somebody by their deadname.
v. 2. To out somebody's deadname to the public.