To Stump

1. (transitive, informal) To stop, confuse, or puzzle.
2. (intransitive, informal) To baffle; to make unable to find an answer to a question or problem.
3. (intransitive) To campaign. Synonym: campaign
4. (transitive, US, informal) To travel over (a state, a district, etc.) giving speeches for electioneering purposes.
5. (transitive, cricket, of a wicket keeper) To get a batsman out stumped.
6. (transitive, cricket) To bowl down the stumps of (a wicket).
7. (intransitive) To walk heavily or clumsily, plod, trudge.
8. (transitive) To reduce to a stump; to truncate or cut off a part of.
9. (transitive) To strike unexpectedly; to stub, as the toe against something fixed.