1. to reject or refuse to acknowledge something as valid or true
Usage: third person singular present tense of repudiate
2. to refuse to pay or honor a debt or obligation
Usage: formal; legal context

Examples

• The politician repudiates all allegations of corruption.
• She repudiates her former beliefs about climate change.
• The company repudiates any responsibility for the accident.
• He repudiates the contract signed under duress.
• The government repudiates the previous administration’s policies.
• The debtor repudiates all outstanding loans.
• The witness repudiates his earlier testimony.