Real Dictionary

prune
countable noun: A prune is a dried plum.
verb: If you prune something, you cut out all the parts that you do not need.
verb: When you prune a tree or bush, you cut off some of the branches so that it will grow better the next year.

prune in American English 1
to cut away or remove unnecessary parts
to remove dead or living parts from (a plant) so as to increase fruit or flower production or improve the form
noun: a variety of plum that dries without spoiling

prune in American English 2
a plum dried for eating
transitive verb: to cut or lop off (twigs, branches, or roots)

prune in American English 3
to preen or dress up
transitive verb: to preen

prune in British English 1
noun: a purplish-black partially dried fruit of any of several varieties of plum tree

prune in British English 2
verb: to remove (dead or superfluous twigs, branches, etc) from (a tree, shrub, etc), esp by cutting off

prune in British English 3
verb