Definition from Wiktionary, the free dictionary
shenanigans (plural only)
- Mischievous play, especially by children.
- Billy and Tom are playing noisily upstairs again. They're up to their usual shenanigans.
- Deceitful trick(s); trickery, games.
- You should learn to spot their shenanigans and avoid being fooled.
- The advertisement said it would cost $50, but they charged me $75 at the register. I declare shenanigans.
trickery, games; skulduggery