The case of an ex fling showing up out the blue, knocking at the door, calling or texting, and in all seeming innocence, asking you out for coffee, a bite or a drink "to catch up." Often they are married and what is really going on is that they are trying to see if they've still got it.
"Today I had a knock at the door and it turned out to be nothing but an innocent case of exboyfrienderuptus"
by funnypuppy September 25, 2011