Vanilla sex refers to conventional sex that conforms to the very basic expectations with a culture. Classically, in heterosexual sex, it refers to sex in the missionary position, and broadly speaking, it excludes fetishes such as S&M.
What does it mean if someone is vanilla?
Vanilla is often used figuratively, and according to Collins Dictionary, if you describe a person or thing as vanilla, you mean that they are ordinary, with no special or extra features. In other words, vanilla is boring.
Why do people use vanilla as an insult?
This word has another, slightly insulting, meaning: a vanilla movie is plain and kind of boring. A vanilla song is on the blah side. Maybe its because vanilla food tends to be white and plain that we use this word for other things that are bland.
Why is it called plain vanilla?
The term comes from the traditional standard flavor of ice cream, vanilla. According to Eric S. Raymonds The New Hackers Dictionary, vanilla means more default than ordinary. The term vanilla is sometimes also used for hardware components.