A person that is a switch and can match their partners sexual energy and is into every kink and pleasure so their partner can do whatever they want to them and/or get whatever they want done to them, done to them
Person 1: What're your kinks and what part do you like to play in bed?
Person 2: I'm a switch and I'm into everything.
Person 1: So your a sexual adapter?
Person 2: Yup