What does the word cave mean?

Usage examples for cave

  1. He came to the cave as the evening mist rose, and drew breath, and looked down the valley. – The Jungle Book by Rudyard Kipling
  2. " It looks like a cave," said Harry. – The Boy Scout Aviators by George Durston
  3. We have now walked nearly five miles into the great cave, and there is much which we have not seen. – Round-about Rambles in Lands of Fact and Fancy by Frank Richard Stockton