When someone thinks they have already been exposed to Covid-19, and thus have antibodies for it, because they had one or more symptoms of the disease between January and March 2020.
Todd: “I think I may have had it already. Back in January, I was really sick for like a week after hanging out with that girl that had just gotten back from Seattle.”
Me: “Yeah, then you probably HAVE had it already. Either that or you are just being a little Coron-optimistic.”