What is the meaning of peep?

noun

• The short weak cry of a young bird.
  • synonyms: cheep
• A secret look.
  • synonyms: peek

verb

• Look furtively.
  • usage: "He peeped at the woman through the window"
• Cause to appear.
  • usage: "he peeped his head through the window"
• Make high-pitched sounds.
  • usage: "the birds were chirping in the bushes"
  • synonyms: cheep, chirp, chirrup
• Speak in a hesitant and high-pitched tone of voice.
• Appear as though from hiding.
  • usage: "the new moon peeped through the tree tops"