Real Dictionary

stump
countable noun: A stump is a small part of something that remains when the rest of it has been removed or broken off.
countable noun: In cricket, the stumps are the three wooden sticks that are placed upright in the ground to form the wicket.
verb: If politicians stump the country or stump for a candidate, they travel around making campaign speeches before an election.
verb: If you are stumped by a question or problem, you cannot think of any solution or answer to it.
verb: If you stump somewhere, you walk there with heavy steps.

stump in American English
the lower end of a tree or plant remaining in the ground after most of the stem or trunk has been cut off
noun: the lower end of a tree or plant left after the main part falls or is cut off; a standing tree trunk from which the upper part and branches have been removed

stump in British English
noun: the base part of a tree trunk left standing after the tree has been felled or has fallen