Related Clues:

• Intrude, with ''in''
• Mississippi floater
• Mississippi River flatboat
• Ashtray remnant
• It may be pushed in the harbor
• Canal craft
• Lighterman's craft
• River vessel
• Nile transport
• Mississippi River transport
• One might precede a tug
• You might grind it out
• Flat-bottom boat
• Tower of trash
• Hit with the head