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arm2

Pronunciation: /ɑːm/

Translate arm | into French | into German | into Italian | into Spanish
Definition of arm

verb

[with object]
  • 1supply or provide with weapons:the security forces are armed with automatic rifles
  • supply or provide with equipment, tools, or other items in preparation or readiness for something:she armed them with brushes and mops
  • 2activate the fuse of (a bomb, missile, or other explosive device) so that it is ready to explode: the bomb would be quite safe until it was armed

Origin:

Middle English: from Old French armer (verb), from Latin armare, from arma 'armour, arms'

arm in other Oxford dictionaries

Definition of arm in the US English dictionary