blind passenger
noun1
A person who travels without paying the expected fare.
- The Montreal Convention does not apply if a blind passenger (stowaway) is carried as a favour (save where the carrier is an air transport undertaking under Article 1 paragraph 1 sentence 2) or for humanitarian reasons.2022, Elmar Giemulla, Ronald Schmid, Regula Dettling-Ott, Convention for the Unification of Certain Rules for ..., page 71: