Home›Browse›P›pitching motionpitching motionOur editors are putting together more complete content — check back in about 20 minutespitching motionpitching motion — nounnoun1. the repeating forward and backward movement of a ship, aircraft, or vehicle1.nounDefinitionthe repeating forward and backward movement of a ship, aircraft, or vehicleExampleThe pitching motion of the boat made some passengers seasick.