(countable) A deceitful confidence trick, or mischief causing discomfort or annoyance. / (uncountable, dated, rare) singular of shenanigans.

(uncountable) Mischievous play, especially by children. / (uncountable) Deceitful tricks; trickery; games. / (uncountable) Strange, unusual, weird, or wacky occurrences.

(rare) Acts of shenanigans; incidents of trickery or mischievous play.

Alternative form of shenaniganry