go nuclear

Short definition from Wiktionary

Verb

1. 1
   To acquire nuclear weapons.
2. 2
   To start using nuclear technology.
3. 3
   To involve the use of nuclear weapons, especially in war.
4. 4
   To throw a fit; to become enraged with an angry outburst.
5. 5
   To escalate to an extremely high level of excitement or enthusiasm.