Joust /(joust [or] jŭst; 277)/

Joust

v. i.
  1. To engage in mock combat on horseback, as two knights in the lists; to tilt.
    For the whole army to joust and tourney.
  2. To engage in a competition involving one-to-one struggle with an opponent.

Joust

n.
  1. A tilting match; a mock combat on horseback between two knights in the lists or inclosed field.
    Gorgeous knights at joust and tournament.
  2. Any competition involving one-to-one struggle with an opponent.