Dismount

v. t.
  1. To throw or bring down from an elevation, place of honor and authority, or the like.
  2. To throw or remove from a horse; to unhorse; as, the soldier dismounted his adversary.
  3. (Mech.) To take down, or apart, as a machine.
  4. To throw or remove from the carriage, or from that on which a thing is mounted; to break the carriage or wheels of, and render useless; to deprive of equipments or mountings; -- said esp. of artillery.