The definition of netflix and chill-an internet slang term used as either an invitation to watch netflix together or as a euphemism for sexual activity, either as part of a romantic partnership or as casual sex, lol. Erika was unaware of this slang term, and thought it meant throw on some sweatpants, pop some popcorn and relax in front of the tube, *wink wink* Join us for a recap of E&E's best of Netflix for this season!