Related Clues:

• Sonar user
• Warship
• Stand-in, for short
• U-boat, e.g.
• Footlong, e.g.
• Put in one's place
• 104-Across, for one
• Deli delight
• Navy vessel
• Six-inch or footlong
• Teaching temp
• One rotated in
• Nemo's ship
• Elongated sandwich
• 40-Down, e.g.