What is not vanilla meaning?

"Not vanilla" is a term used to describe something that deviates from the norm or is out of the ordinary. The phrase originates from the idea that vanilla is a common and plain flavor, and anything "not vanilla" would be unique or unusual. In popular culture, it is often used to refer to sexual preferences or practices that are considered unconventional or outside of traditional norms. It can also be used to describe anything from personal style, music taste, or lifestyle choices.