English Reference

Word

ballistic

Phoneticsbal·lis·tic

US/bəˈɫɪstɪk/

UK/bɐlˈɪstɪk/

Definitions

01extremely angry

B2

adj. to become suddenly and extremely angry, often shouting or losing control.

adj. to become extremely and uncontrollably angry; typically used in the phrase 'go ballistic'.

“My boss went ballistic when he found out we lost the important client.”

“The manager went ballistic after discovering the accounting error, demanding an immediate explanation from the entire department.”

Slang · Informal

Usage

Usually follows the verb 'go'.

Pitfall

He was ballistic at me.

He went ballistic when he saw me.

This slang sense is almost always used with the verb 'go' rather than 'be'.

Teaching tip

While common in spoken English, this is very informal; students should avoid it in academic or professional writing.

Antonyms

02relating to projectiles

C1 · Science

adj. relating to objects, like bullets or rockets, that are shot or thrown through the air.

adj. relating to the flight of projectiles moving under their own momentum and gravity without significant lift.

“The scientists studied the ballistic path of the rocket after its engines stopped.”

“Forensic experts conducted a ballistic analysis of the fragments to determine the trajectory of the projectile.”

Technical

Usage

Often used in compound terms like 'ballistic missile' or 'ballistic trajectory'.

Teaching tip

This is the original scientific meaning; in this context, it is a neutral, technical term.

Synonyms

Real-World Examples

“Princess Diana's brother said King Charles "went ballistic" during a phone call with him in the days after his sister's death.”
BBC News · 18 Sept 2026
“His parents would "go ballistic" at him for what they believed was a waste of money.”
BBC News · 15 Sept 2026

Etymology

From Latin ballista (“a military siege engine for throwing stones”) + -ic.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Collocations

ballistic missilesballistic missile

Word family

ballisticAdjectiveballisticsNoun

Idioms

ballistic podiatry — The act of shooting oneself in the foot.

go ballistic — To become very angry and irrational.

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

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