freestone

[free-stohn] /ˈfriˌstoʊn/
noun
1.
a fruit having a stone to which the flesh does not cling, as certain peaches and plums.
2.
the stone itself.
3.
any stone, as sandstone, that can be freely worked or quarried, especially one that cuts well in all directions without splitting.
adjective
4.
having a stone from which the flesh is easily separated.
Origin
1250-1300; Middle English freston (see free, stone); translation of Old French franche piere; see frank1
British Dictionary definitions for freestone

freestone

/ˈfriːˌstəʊn/
noun
1.
  1. any fine-grained stone, esp sandstone or limestone, that can be cut and worked in any direction without breaking
  2. (as modifier): a freestone house
2.
(botany)
  1. a fruit, such as a peach, in which the flesh separates readily from the stone
  2. (as modifier): a freestone peach Compare clingstone