teacher

Definitions

1. noun

   A person who teaches, especially in a school.

   Examples

   • Her teacher praised her essay.
   • He has been a teacher for over twenty years.
   ≈preceptor≈educator
2. noun

   In old-fashioned slang, the pointing finger.

   Examples

   • He pointed with his teacher to show the way.
   • She wagged her teacher at the naughty puppy.
   ≈index finger
3. noun

   A lesson that teaches you something.

   Examples

   • The failed test was a teacher in itself.
   • Losing the game was a valuable teacher.
4. noun

   A rank in a certain church priesthood.

   Examples

   • He became a teacher in the church at fourteen.
   • The bishop promoted him to teacher the next year.