1. Look furtively
   "He peeped at the woman through the window" 
2. Cause to appear
   "he peeped his head through the window" 
3. Make high-pitched sounds
   - cheep, chirp, chirrup 
4. Speak in a hesitant and high-pitched tone of voice 
5. Appear as though from hiding
   "the new moon peeped through the tree tops"

1. The short weak cry of a young bird
   - cheep 
2. A secret look
   - peek

Derived forms: peeped, peeping, peeps

See also: peeper

Type of: appear, cry, emit, gander, let loose, let out, look, looking, looking at, mouth, show, speak, talk, utter, verbalise [Brit], verbalize

Encyclopedia: Peep

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