What is Joke Session?
1.
To have a session of jokes. Generally sarcasm based or making fun of something. Continuing a story with fake occurences, saying What if.. jokes.
"Dude what if like those mexican yardworkers over there had gangs and there was a gang war. They would fight with like shears and shovels and stuff. Then there's this one beefy mexican who throws running lawn mowers."
"(laughing) Yeah and they had like gang flags on their yardwork trucks"
etc. etc.
(after) "that was a fat joke session (sesh)
See