
1) Drinking game 2) Horseplay 3) Lively enjoyment 4) Playful pranks 5) Unrestrained fun
Found on
https://www.crosswordclues.com/clue/high-jinks

High jinks was a popular 18th century drinking game in Scotland. The game involved throwing a die, and if the caster got a bad score, they had to choose between drinking more alcohol or performing a undignified task. High jinks now commonly used to refer to any prank or frolic. ...
Found on
http://en.wikipedia.org/wiki/High_jinks

boisterous celebration or merrymaking; unrestrained fun: The city is full of conventioneers indulging in their usual high jinks.
Found on
https://www.infoplease.com/dictionary/high-jinks
No exact match found.