'Clingstone' definitions:

Definition of 'clingstone'

From: WordNet
noun
Fruit (especially peach) whose flesh adheres strongly to the pit [syn: cling, clingstone]

Definition of 'Clingstone'

From: GCIDE
  • Clingstone \Cling"stone`\, a. Having the flesh attached closely to the stone, as in some kinds of peaches. -- n. A fruit, as a peach, whose flesh adheres to the stone. [1913 Webster]