Is “Joust” a Scrabble word?

1. 1.A tilting match: a mock combat between two mounted knights or men-at-arms using lances in the lists or enclosed field.

Synonyms: tilt

1. 1.To engage in mock combat on horseback, as two knights in the lists; to tilt.

2. 2.To engage in verbal sparring over an important issue. (used of two people, both of whom participate more or less equally)

3. 3.To touch penises while engaging in a sex act, especially oral sex.