Related Clues:

• Pin in the side of a boat to keep an oar in place
• Peg in a sort of square opening
• Wise one with hazard to shipping around gets support for boat's propeller
• Argument over form of security for oarsman's device
• Holder to keep an oar in place
• Fitting that serves as fulcrum for an oar
• Scots to put up with terrible hotel