ro-ro, slang for coronavirus or covid-19. Although it is an upper respiratory virus, it can be contracted by any humanoid who has been peckerized, or oralized within the past 14 days.
I changed my mind about going down on her, for fear of catching the ro-ro.
Getting stopped on your way to leave to (lunch, home, drop a deuce etc.) by an inquisitive urchin asking questions he should probably alreadyknow the answer to.