What does the word marrow mean?

Usage examples for marrow

  1. A good ripe vegetable marrow would have put either of them to the blush. – The Khedive's Country by George Manville Fenn
  2. At last he was drawn forth, almost smothered from the wisp of linen, and wet even to the marrow. – The History of the Caliph Vathek by William Beckford