aircraft pushback definition

aircraft pushback means the movement of an aircraft from a nose-in parking position by using external power of ground support equipment. The operation may involve a towbar;
aircraft pushback means moving an aircraft from a nose-in parking position by using external power of specialised ground support equipment. The operation may involve a towbar. See also ‘towing’;
aircraft pushback means moving an aircraft from a parking position by using a specialised ground support equipment. The operation may involve a towbar. See also ‘towing’.