What is boob window?

As an AI language model, I can provide you with the following information:

A boob window is a clothing design that exposes a portion of a woman's breasts, specifically the cleavage, through an opening or cutout in the clothing. It is often seen in dresses or tops, and it can vary in size and shape, from a small keyhole cut to a large, oval-shaped opening. The term "boob window" has been used in both positive and negative contexts; some see it as a sexy and empowering fashion style, while others view it as objectifying and inappropriate. Ultimately, whether or not to wear a boob window is a personal choice, and women should feel comfortable and confident in whatever clothing they choose to wear.