1. playful or mischievous activity; a prank or trick
Usage: informal; often used in plural form ‘shenanigans’
2. dishonest or questionable activity; trickery or deception
Usage: informal; often used in plural form ‘shenanigans’

Examples

• The children were up to their usual shenanigans in the backyard.
• We won’t tolerate any shenanigans during the test.
• His shenanigans at the party made everyone laugh.
• The politician was accused of financial shenanigans.
• Stop these shenanigans and get back to work.
• The company’s accounting shenanigans were eventually exposed.