/ ˈpæsɪndʒə(r); NAmE / noun
1.
a person who is travelling in a car, bus, train, plane or ship and who is not driving it or working on it :
a passenger train (= carrying passengers, not goods)
2.
( informal disapproving , especially BrE ) a member of a group or team who does not do as much work as the others :
The firm cannot afford to carry passengers.
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WORD ORIGIN
Middle English : from the Old French adjective passager passing, transitory, used as a noun, from passage , based on Latin passus pace.