The oscillating movement of a nautical vessel as it rotates from side to side, on its fore-and-aft axis, causing its sides to go up and down, as distinguished from the alternate rise and fall of bow and stern called pitching; or the equivalent in an aircraft.
To cause to revolve by turning over and over; to move by turning on an axis; to impel forward by causing to turn over and over on a supporting surface.
To apply (one line or surface) to another without slipping; to bring all the parts of (one line or surface) into successive contact with another, in such a manner that at every instant the parts that have been in contact are equal.