To decrease, as in length or amount, by or as if by severing or excising
Prune early vines and peaches.
He didn't spend much time at the hospital because the step father is a prune and he snubbed Julie.
Train and prune the summer shoots of wall and trellis and other trained trees.
The acid is also the active ingredient of the preparations of Virginian Prune, to which the same strictures apply.
In the forcing-houses prune and train the trees; fork over and dress the borders of such houses as have not been already done.