peep definition

1. look furtively
• examples: He peeped at the woman through the window
2. cause to appear
• examples: he peeped his head through the window
3. make high-pitched sounds
• examples: the birds were chirping in the bushes
4. speak in a hesitant and high-pitched tone of voice
5. appear as though from hiding
• examples: the new moon peeped through the tree tops