1. Deceptive or dishonest behavior; trickery or fraud.
Usage: informal; often used to describe elaborate schemes or con games
2. Nonsensical or meaningless talk; rubbish or nonsense.
Usage: informal

Examples

• The con artist's flimflammery finally caught up with him when the authorities investigated his scheme.
• Don't believe his promises—it's all flimflammery designed to separate you from your money.
• The politician's speech was full of flimflammery and empty rhetoric.
• She saw through the salesman's flimflammery and refused to buy the defective product.
• His explanation for missing the deadline was pure flimflammery.
• The magician's tricks were clever flimflammery that amazed the audience.
• I have no patience for corporate flimflammery and jargon.