What does the word unprincipled mean?

Usage examples for unprincipled

  1. He said to me often, 'Why do you encourage that unprincipled cad? – Harvest by Mrs. Humphry Ward
  2. Glazzard had fooled them; he was an unprincipled adventurer, with an eye only to the fortune Serena would bring him! – Denzil Quarrier by George Gissing
  3. It is worthless for our purposes, worse than worthless for our purposes- not worthless in itself; an island of resources, an island of natural capabilities, provided they are allowed to develop themselves in the course of circumstances, without violent and unprincipled methods of action. – Selected-Speeches-on-British-Foreign-Policy-1738-1914 by Jones, Edgar R. (Edgar Rees), Sir