Definitions of stump:

• noun:   (cricket) any of three upright wooden posts that form the wicket
• noun:   the part of a limb or tooth that remains after the rest is removed
• noun:   the base part of a tree that remains standing after the tree has been felled
• noun:   a platform raised above the surrounding level to give prominence to the person on it
• verb:   cause to be perplexed or confounded

  Example: "This problem stumped her"

• verb:   travel through a district and make political speeches

  Example: "The candidate stumped the Northeast"

• verb:   remove tree stumps from

  Example: "Stump a field"

• verb:   walk heavily
• name:  A surname (common: 1 in 25000 families; popularity rank in the U.S.: #2835)