What does the word immure mean?

Usage examples for immure

  1. Now, if the winning of such a fortress of thought is hard, it is also dangerous when won, because it tempts us to immure ourselves in peace, and only observe from afar the plain of life, which lies all about the Castle, gazing down through the high windows; to shut out the wind and the rain, as well as the cries and prayers of those who have been hurt and dismayed by wrongful usage. – Joyous Gard by Arthur Christopher Benson
  2. Did we begin there, the coarse white races would too soon awaken, and combine, and forever immure us within our long since grown intolerable bounds. – The Rising Tide of Color Against White World-Supremacy by Theodore Lothrop Stoddard
  3. What would become of mankind, if they were all to immure themselves in dungeons, or what is nearly the same thing to social life, among books and papers? – The Young Man's Guide by William A. Alcott