A boy or girl who repetively talks to a person on the internet or phone texting while indirectly leading them on. The person may seem like they care when talking in writing but in in reality, when you ask them if they want to hang out or go somewhere, whether it be face to face or over the phone; there immediate response is "NO!", and they are a Joust. Some people commonly used Bagarble as a term to replace Joust.
Ex. Boy: I asked her to go the the movies but she begarbled me, and turned me down.
Usage- That girl is a Joust for turning me down.
Boy: Hey want to hang out sometime?!
Girl: Yea! Maybe next weekend!