motorboard

Etymology

From motor +‎ board.

Noun

motorboard (plural motorboards)

1. The mount that holds the motor on a record player.
   • 1935, John Francis Rider, Perpetual Trouble Shooter's Manual - Volume 12, page 236:

     In order to align this receiver for I.F. the four wood screws holding the motorboard to the cabinet will have to be removed.

   • 1957, Alfred Powell Morgan, The boys' second book of radio and electronics, page 224:

     Home-made rubber washers act as shock absorbers and prevent vibrations of the motor from being transmitted to the motorboard and so reaching the pickup.

   • 1975, Consumer guide--the best of high fidelity equipment, page 134:

     The fixed operating speeds of 33 1/3 and 45 rpm are selected by a sliding plate on the motorboard that shifts the neoprene belt to the required diameter of the motor shaft.

2. A circuit board that controls one or more motors.
   • 2009, Achim Gottscheber, Stefan Enderle, David Obdrzalek, Research and Education in Robotics -- EUROBOT 2008, →ISBN:

     Each Motorboard is able to control six motors and to read in their sensory information.

   • 2012, O. C. Ferrell, John Fraedrich, Business Ethics: Ethical Decision Making & Cases, →ISBN:

     For instance, employees were using computers powered by motorboard batteries and stocking shelves in the same way as they had done for the past 15 years.

   • 2013, Joe Kerr, Andrew Gibson, London From Punk to Blair, →ISBN, page 276:

     This is the urban beach in a complexity of tide flows and appearances. I am a storm bath with a nervous motorboard.

3. A motorized surfboard or scooter.
   • 1948 June 14, “Loafer's surfboard”, in Life Magazine, volume 24, number 24:

     Inventor Gilpin risks new suit to show off his new motorboard.

   • 1969 January, “Jet Board Corporation”, in MotorBoating, volume 123, number 1, page 371:

     The Motorboard's throttle may be operated from a sitting, prone or standing position and will shut off when the operator leaves the board.

   • 2007, Cooperative Living - Volume 62, page 30:

     From green cars, motorboard commuting, to the Luxim microwave bulb — this site merges technology with environmental consciousness to get its own unique version of green-ology.

   • 2014, Tony Abbott, The Brain That Wouldn't Obey!, →ISBN:

     She roared toward King Spud on her Motorboard. “Here I come!”

4. An outboard motor.
   • 1979 April, Gary Garbrecht, “MotorBoating”, in Outboard Power: How To, volume 143, number 4, page 174:

     If you think of an outboard motorboard as a lever, the propeller is the thrust point and the transom is the fulcrum.

   • 1987, Official Gazette of the United States Patent and Trademark Office:

     A pump unit for a motorboard having a screw disposed in the water when the motorboat is in the water, the screw constituting a propeller for moving the boat along in the water and constituting an impeller when the pump unit claimed hereinbelow is applied thereto, the motorboat also having a structure mountin the screw, the axis of rotation of the screw determing a longitudinal direction extending fore and aft...

   • 2008, Daniel V. Gallery, Robert Shenk, Playships of the World, →ISBN:

     She got in at 6 and around 7 I gave up in disgust and hired a motorboard boat.