noun

• (politics) The place or occasion at which a campaign takes place; the husting.
• (figurative) A place or occasion at which a person harangues or otherwise addresses a group in a manner suggesting political oration.
  "Paul Muniment had taken hold of Hyacinth, and said, 'I'll trouble you to stay, you little desperado. I'll be blowed if I ever expected to see you on the stump!'"
• (cricket) One of three small wooden posts which together with the bails make the wicket and that the fielding team attempt to hit with the ball.
• (drawing) An artists’ drawing tool made of rolled paper used to smudge or blend marks made with charcoal, Conté crayon, pencil or other drawing media.

verb

• (transitive, informal) To stop, confuse, or puzzle.
• (intransitive, informal) To baffle; to make unable to find an answer to a question or problem.
  "This last question has me stumped."
• (intransitive) To campaign.
  "He’s been stumping for that reform for months."
• (transitive, US, colloquial) To travel over (a state, a district, etc.) giving speeches for electioneering purposes.