Noun

(en noun)

One who goes before, as into the wilderness, preparing the way for others to follow.

A person or other entity who is first or among the earliest in any field of inquiry, enterprise, or progress.

* {{quote-magazine, date=2013-05-10

, author=Audrey Garric , title=Urban canopies let nature bloom , volume=188, issue=22, page=30 , magazine=(The Guardian Weekly) citation , passage=As towns continue to grow, replanting vegetation has become a form of urban utopia and green roofs are spreading fast. Last year 1m square metres of plant-covered roofing was built in France, as much as in the US, and 10 times more than in Germany, the pioneer in this field.}}

Some people will consider their national heroes to be pioneers of civilization.

Certain politicians can be considered as pioneers of reform.

(obsolete, military)   A soldier detailed or employed to form roads, dig trenches, and make bridges, as an army advances; a sapper.

A member of any of several European organizations advocating abstinence from alcohol.

(Communism)   A child of 10–16 years in the former Soviet Union, in the second of the three stages in becoming a member of the Communist Party.

Noun

(en noun)

One who rides or travels in a vehicle, but who does not operate it and is not a member of the crew.

*

*:It is never possible to settle down to the ordinary routine of life at sea until the screw begins to revolve. There is an hour or two, after the passengers have embarked, which is disquieting and fussy.

*{{quote-magazine, date=2013-06-01, volume=407, issue=8838

, page=13 (Technology Quarterly), magazine=(The Economist) , title= Ideas coming down the track , passage=A “moving platform” scheme

(label) A young hunting bird that can fly and is taken while it is still in its first year.

(label) A passer-by; a wayfarer.

*1599 , (William Shakespeare), , V. iv. 15:

*:These are my mates, that make their wills their law, / Have some unhappy passenger in chase.