1. a collection of weapons and military equipment
2. a place where weapons and military equipment are manufactured or stored
3. a collection of resources, skills, or methods available for use
Usage: figurative

Examples

• The military discovered a hidden arsenal in the abandoned building.
• The country’s nuclear arsenal was a major concern during negotiations.
• Workers at the arsenal manufactured ammunition during the war.
• The old arsenal was converted into a museum.
• She has an impressive arsenal of teaching techniques.
• The chef’s arsenal of spices creates amazing flavors.
• His arsenal of jokes kept everyone entertained.