- (pejorative, rare) The fear of guns.
- Cooper coined the term to describe what he termed "mental disturbance characterized by irrational aversion to weapons". The word is not usually used in a true medical sense. For further notes and references, see the article.
Firearms authority and writer Colonel Jeff Cooper coined the word. First attested in 1976: hopl- (“weapon”, “arms”) + -o- + -phobia (“fear”).