Snappity Dapity is a phrase used to express your excitement in someone'e elses behaviour. It is an extension of the phrase "oh, snap!". It may be used to emphasize someone else getting burned, a congratulations, a way of telling a person you are impressed with something they said.
John is watching a t.v. show and the main character makes a move on an attractive woman. John smoothly says, "snappity dappity" to express his excitement for the main character.
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.