Having to do with currency. Attraction to dolla dolla bills y'all.. Getting sexually aroused when you see currency stamped with old dates and double dyed mint marks .. Someone who always checks the dates on everyone's coins and swear they found the rare one worth millions but they did not..
Greg can't keep Beth outta the change jar now that she thinks she's a numismatist.
Someone who jumps from one relationship immediately into another one.
Serial monogamists can not stand to be alone and often suffer from vast commitment and insecurity issues.
Because they jump into relationships immediately after the previous one has ended, serial monogamists typically don't take the time to reflect on their behavior or why their previous relationships failed; thus, they end up making the same relationship mistakes over and over again.
Person 1: Damn, Dustin already has a new girlfriend?! It's only been two weeks since he broke up with his fiance! I think he's a sociopath.