This noun refers to a short, weak sound and appears in expressions meaning complete silence.
We did not hear a peep from the children.
A tiny peep came from the nest.
This figurative meaning describes something beginning to appear from behind or beneath another object.
The sun peeped through the clouds.
Flowers peeped above the snow.
As a noun, peep refers to a brief or partly hidden look.
She took a peep inside the box.
Can I have a peep at the photograph?