Green’s Dictionary of Slang

ballistic adj.

In phrases

go ballistic (v.) (orig. US)

1. to lose one’s temper.

[US]N.Y. Times 7 Nov. 17: I get furious. I go ballistic. I really do and I bawl people out.
[UK]K. Lette Foetal Attraction (1994) 117: Alex restrained his urge to go ballistic.
[UK]G. Burn Happy Like Murderers 272: She’d still be shouting and bawling. Yelling and laying into them and going ballistic.
[Aus]L. Redhead Peepshow [ebook] Fuck, mate. I just went ballistic.
[UK]B. Hare Urban Grimshaw 11: He went ballistic on me, kicking the door and spitting.
[US] N. Flexner Disassembled Man [ebook] Your boyfriend [...] found out. He went ballistic. Said he was going to kill your lover.
[Aus]P. Temple Truth 321: So he says, get the police and she knows about police, she goes ballistic, no, no, no.
[Aus]L. Redhead Thrill City [ebook] The freaked-out look guys got when a formerly compliant woman went ballistic.
[Scot]A. Parks Bloody January 157: Knew Murray would go ballistic if he heard he was up.
[Ire]Breen & Conlon Hitmen 168: Alan Wilson went ballistic following his cousin’s murder.
[US]C. Stella Joey Piss Pot 61: [H]e went ballistic. He threw a 10 minute fit, during which he’d broken two lamps, a coffee table, and then put a hole in a basement wall with a crystal ashtray.

2. to do very well.

[UK]Eve. Standard 28 May 51: Something will have gone terribly wrong if it doesn’t go ballistic at the box office.

3. to go to extremes.

[US]D. Jenkins You Gotta Play Hurt 294: She was going ballistic in another area. No more scruffy jeans and sneakers and sweaters around the office. She had raided Bergdorf’s and bought four man-tailored suits [etc].

4. of a situation, to escalate out of control.

[Aus]S. Maloney Big Ask 102: On the dot of six o’clock a police car came screaming down the road [...] Shortly after, an ambulance did the same. Had the squished tomato incident gone ballistic, I wondered?

5. to become very enthusiastic.

[US]B. Coleman Rakim Told Me 22: [W]hen I woke up at one or two the next day I played it and was like ‘What the fuck is this??!!??’ But I played it for the crew and they went ballistic. It was instant.
[SA]Big Issue (Cape Town) 10 Jan. 19/1: You talk about [...] moments. . . when you’re in front of a crowd and they’re going ballistic.