Definition from Wiktionary, the free dictionary
Of uncertain origin.
shenanigans (plural only)
- Mischievous play, especially by children.
- Billy and Tom are playing noisily upstairs again. They're up to their usual shenanigans.
- A deceitful confidence trick, or mischief causing discomfort or annoyance.
- You should learn to spot their shenanigans and avoid being fooled.
trickery, games; skulduggery