What does the word acorn mean?

Usage examples for acorn

  1. Each die was half a large acorn or walnut shell filled with pitch and powdered charcoal and inlaid with bits of bright colored abaloni shell. – Indian Games by Andrew McFarland Davis
  2. It is like putting an apple on a pumpkin vine, or an acorn on a hickory. – The Last Harvest by John Burroughs