Related Clues:

• A slot machine has one
• Activate, as an alarm
• Set to go off, as a bomb
• Give guns to
• Provide with ordinance
• Humerus location
• Fire or side attachment
• Radius location
• Spot for a tattoo, perhaps
• Prepare for combat
• Forelimb
• Weaponize
• Human forelimb
• Supply with heat
• Ready for assault