What does the word branch mean?

Usage examples for branch

  1. The bridge led over a branch canal, which here comes into the main canal. – Rollo in Holland by Jacob Abbott
  2. She had to think, too, of her husband, who had sent her with the olive- branch. – Chippinge Borough by Stanley J. Weyman
  3. I had three or four hours to travel in this train when I would have to change to a branch line for two hours longer. – My Brilliant Career by Miles Franklin