What does the word tack mean?

Usage examples for tack

  1. For a little while they were like a sail- boat that is beating and has to drift a few minutes before it can catch the wind and start off on the other tack. – Deephaven and Selected Stories & Sketches by Sarah Orne Jewett
  2. Suddenly Leslie's thoughts took a new tack, " How in the world did it ever come there- buried in the sand like that?" – The Dragon's Secret by Augusta Huiell Seaman
  3. We were on the starboard tack and several times before during the morning we had come quite close to the launch and then the faster boat had swerved out of our way and we had gone off on a new tack, after calling out some form of repartee to our friends. – Vacation with the Tucker Twins by Nell Speed