noun

peeper

PEE-puh

noun

Informal word for an eye.

"Get some sleep — those peepers look tired."

Someone who secretly watches others, especially through windows.

"Neighbors reported a peeper looking through windows at night."

A small frog or similar creature known for its high-pitched call.

"You could hear the spring peepers calling from the pond at dusk."

How to Use Peeper

Learner’s notes

In plain EnglishInformally, an eye; more seriously, someone who spies on others, or a small chirping frog.

When to use it

The "eye" sense is casual slang.

peepers plural

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Get some sleep — those _____ look tired.

Formed from "peep" plus the agent suffix "-er."

leper keeper beeper sweeper sleeper creeper steeper beekeeper innkeeper zookeeper goalkeeper shopkeeper