The crossword solutions for the term 'SMALL CRAFT PROPELLER' are OAR, which stands for Outboard Motor and Rudder. An outboard motor is a propulsion system for boats, consisting of an engine, gearbox, and propeller mounted outside the hull of the boat. The rudder is a flat piece of metal or wood that is attached to the stern of the boat and used to steer it. Together, the outboard motor and rudder make up the small craft propeller.