What does "senior" mean?

Senior: Belonging to the final year of the regular course in American colleges, or in professional schools.

Additional senses

  1. 2.A person who is older than another; one more advanced in life.
  2. 3.One older in office, or whose entrance upon office was anterior to that of another; one prior in grade.
  3. 4.An aged person; an older. Dryden. Each village senior paused to scan, And speak the lovely caravan. Emerson.
  4. 5.One in the fourth or final year of his collegiate course at an American college; -- originally called senior sophister; also, one in the last year of the course at a professional schools or at a seminary.

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