A bitch that has all of the regular attributes of a bitch: being arrogant, spiteful, malicious, and self-righteous. If crossed, the Atomic Bitch combines these traits and releases a torrent of insults upon the poor soul that incurs her wrath.
Harrassed guy: "Man, that Atomic Bitch really cut loose on me. . ." "How did she find out about me and my cousin?"