1. extremely excited or stimulated beyond a normal or desirable level

Examples

• The children became overexcited at the birthday party and couldn’t sit still.
• She was overexcited about her first day at the new job.
• The dog gets overexcited whenever visitors arrive at the house.
• Try not to get overexcited before the big game tomorrow.
• The overexcited crowd rushed toward the stage when the band appeared.
• He was so overexcited about winning that he couldn’t sleep all night.