What does the word serge mean?

Usage examples for serge

  1. Blue serge suit- good stuff, new. – Ravensdene Court by J. S. (Joseph Smith) Fletcher
  2. And as she spoke she pulled up the collar of Pierre's soft blue serge blouse around his pale thin face and eased the cushion behind his crooked small back. – The Daredevil by Maria Thompson Daviess