When you are with a partner and they start fondling you from the outside of your pants, giving you the uncomfortable sensation of someone attempting to turn you on. If partner continues this act for more than 20 minutes you are no longer obligated to pretend that it feels good.
Anna: So what did you and Sean do yesterday?
Lauren: We watched a movie and he kept rubbing my fun zone...
Rob: Sounds like a bad case of Outside of the Pants Feelsies.
Lauren: It really was bro, you have no clue.