: a person who flies an airplane, helicopter, etc.
: a person who steers or guides a ship into and out of a port or in dangerous waters
: a single television show that is made as a test to see if a television series based on the show would be popular and successful
: to fly (an airplane, spacecraft, etc.)
: to steer or guide (a ship)
: done as a test to see if a larger program, study, etc., should be done
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