What does the word cardboard mean?

Usage examples for cardboard

  1. " There used to be things Uncle Arthur had to do every day and every week, but still he had to be reminded of them each time, and Aunt Alice had a whole set of the regular ones written out on bits of cardboard, and brought them out in turn. – Christopher and Columbus by Countess Elizabeth Von Arnim
  2. The knights, masquerading in fanciful costumes, in which bright- colored garments, gilt paper, and cardboard took the place of knightly harness, were mounted on spirited horses. – The House Behind the Cedars by Charles W. Chesnutt
  3. He sprang to the table, opened the cardboard box, whipped off the top layer of cotton- wool, and took out a shining bomb. – Arsene Lupin by Edgar Jepson Maurice Leblanc
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