Related Clues:

• Lusitania sinker
• Ship sinker
• Wolf-pack member
• WWII predator
• Lode setting
• Bore for ore
• Cigar-shaped ammo
• Explosive device
• Submarine danger
• Sweeper's target?
• One in search of a tin can
• WWII vessel
• Possessive declaration
• Place to get the shaft?
• Doubles partner’s call