What is peek?

Peek is a verb that means to take a quick look or to glance discreetly. It can also be used as a noun to refer to a quick glance or a brief look. The word peek is often used in casual conversations and is commonly used in the context of spying or seeing something that is not meant to be seen. It can also be used in the context of exploring or discovering something new. For example, one might peek inside a book to see what it is about or peek through a telescope to explore the night sky.