1. lack of honesty or integrity; dishonesty or deceitfulness in conduct or character
Usage: formal; often used in legal or ethical contexts

Examples

• The executive was fired for improbity after it was discovered he had falsified company records.
• The judge's improbity in accepting bribes led to his removal from the bench.
• A reputation for improbity can destroy a business faster than any market downturn.
• The scandal revealed widespread improbity within the government agency.
• His improbity in financial dealings made him untrustworthy to investors.
• The company's improbity toward its customers resulted in a major lawsuit.