Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of shrub is as below...
Shrub (n.) A woody plant of less size than a tree, and usually with several stems from the same root..
Stub ::
Stub (n.) The stump of a tree; that part of a tree or plant which remains fixed in the earth when the stem is cut down; -- appliedespecially to the stump of a small tree, or shrub..