1. to speak rapidly and incoherently, often due to fear, excitement, or mental distress

Examples

• The frightened child began to gibber when he saw the spider.
• She was so nervous during the interview that she could only gibber.
• The patient would gibber incoherently after taking the medication.
• He started to gibber with excitement when he won the lottery.
• The witness could barely speak and would only gibber about what he had seen.
• After the accident, she would gibber whenever anyone mentioned driving.