Stowaway
['stəʊəweɪ] or ['stoə'we]
Definition
(noun.) a person who hides aboard a ship or plane in the hope of getting free passage.
Inputed by Antonia--From WordNet
Definition
(n.) One who conceals himself board of a vessel about to leave port, or on a railway train, in order to obtain a free passage.
Typed by Belinda