joust

Etymology

From Middle English, borrowed from Old French jouster (modern French jouter), from Vulgar Latin *juxtō, *iuxtō, *iuxtāre, from Latin iūxta (“close to”). English since the early 14th century.

noun

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

verb

1. To engage in mock combat on horseback, as two knights in the lists; to tilt.
2. To engage in verbal sparring over an important issue. (used of two people, both of whom participate more or less equally)
3. (slang) To touch penises while engaging in a sex act, especially oral sex.