dock worker definition

dock worker means a person employed or to be employed directly or by or through any agency (including a contractor) with or without knowledge of the principal employer, whether for remuneration or not, on dock work;
dock worker means any person employed as a dock worker within the area of the Port of Lagos, and includes any crane driver, dock labourer, dock labourer headman,
dock worker means a person employed or to be employed in, or in the vicinity of, any port on work in connection with the loading, unloading, movement or storage of cargoes, or work in connection with the preparation of ships or other vessels for the receipt or discharge of cargoes or leaving port;