UXB may refer to:

• Unexploded bomb, an explosive weapon that did not explode when it was employed and still poses a risk of detonation
• Uxbridge tube station, England, London Underground station code
• Danger UXB, a 1979 British ITV television series about a squad of Royal Engineers with the duty of defusing unexploded ordnance
• "UXB", a song by Raven from their 1982 album Wiped Out

This disambiguation page lists articles associated with the title UXB.
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