1A tool used for attack or defense — guns, blades, bombs, and other military equipment used in combat.
空港の手荷物検査で武器の持ち込みが禁止されている。
Bringing weapons is prohibited at the airport's baggage inspection.
このゲームでは、様々な武器を選んで戦うことができる。
In this game, you can choose from various weapons to fight with.
警察は容疑者の自宅から武器を押収した。
The police seized weapons from the suspect's home.
核武器の削減について、各国が協議を続けている。
Countries continue to negotiate over the reduction of nuclear weapons.
2A strength or means used to gain an advantage in competition, negotiation, etc. Often used in the pattern 〜を武器に (using ~ as a weapon/asset).
彼女は流暢な英語を武器に、海外の企業と契約を取った。
Using her fluent English as a weapon, she landed a contract with an overseas company.
若さとスタミナを武器に、彼は最後まで走り抜いた。
With youth and stamina as his weapons, he ran through to the very end.
低価格を武器に、新しいブランドが市場に参入してきた。
Wielding low prices as its weapon, the new brand entered the market.