Sex move that emulates the usage of a Neti Pot which is used to clear sinuses, the Naughty Neti is done by ejaculating forth into a single nostril of the recipient whereupon they will be rolled over after such an event so that the ejaculate seeps forth from their other nostril.
"Bro, I gave her the Naughty Neti last night."
"No way? That was after the first date, she must have had a really bad cold."