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Lock may refer to: ==Common meanings== * Lock (security device), a mechanical device used to secure items of importance. * Lock of hair, a tuft or small bundle of hair * Lock (water transport), a device for boats to transit between different levels of water * Lock (weapons guidance), missile navigation system's target acquisition fix * Lock (firearm), the ignition mechanism of small arms * Lock (rugby league), a player position in rugby league * Lock (rugby union), a player position in rugby union * Fermentation lock, a device in beer and wine making that allows carbon dioxide to escape while not allowing air to enter * Lock, a number of grappling holds in wrestling, judo and other martial arts, e.g. armlock, leglock * Rope lock, a device used in theater fly systems * Lock (Waltz), a dance figure 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「lock」の詳細全文を読む スポンサード リンク
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