Previous definitions:
1.
The stone or seed of a fruit, e.g. cherry, peach, apricot, etc.
As defined by Mechanical Turk
on December 06, 2011
2.
To remove the stone or seed of a fruit (e.g. peach, apricot, etc.) using a knife or a pitter.
As defined by Mechanical Turk
on December 06, 2011