high jinks

pl.n.
Playful, often noisy and rowdy activity, usually involving mischievous pranks.

noun

Annoying yet harmless, usually playful acts: devilry, deviltry, diablerie, impishness, mischief, mischievousness, prankishness, rascality, roguery, roguishness, tomfoolery. Informal shenanigan (often used in plural). See good/bad.

Playful or rowdy activity, often involving mischievous pranks. For example, All sorts of high jinks go on at summer camp after "lights out." About 1700 this term denoted a gambling game accompanied by much drinking, but by the mid-1800s it acquired its present meaning.

---

Note: click on a word meaning below to see its connections and related words.

The noun has one meaning:

Meaning #1: noisy and mischievous merrymaking
  Synonyms: jinks, hijinks, high jinx

---