1. an eye
Usage: informal
2. a person who looks secretly at others
Usage: informal
3. a young bird, especially a chick that is just beginning to make sounds

Examples

• Keep your peepers open for any suspicious activity.
• The security guard caught a peeper trying to look through the window.
• The hen protected her peepers from the cold rain.
• We could hear the peepers chirping in the marsh at night.
• Close your peepers and get some sleep.
• The little peeper had just hatched from its egg.
• Spring peepers are among the first frogs to emerge after winter.