Meaning of ふはつ in Japanese

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Definition of ふはつ

ふはつ(fuhatsu) 【不発】

ふはつだん(fuhatsudan) 【不発弾】

(n) unexploded ordnance; unexploded shell; unexploded bomb; UXO
不発弾の危険性もあることから警察に通報し、現場にテープを張って立ち入りを防いでいる。
There's also the danger of unexploded bombs, so they reported it to the police and the area was taped off to keep people out.