Someone who has multiple conversations flirty in nature with multiple different people. This can be multiple people on One social media platform or multiple social media platforms...
Chick1:"I just started talking to this guy Jason"
Chick 2: " are you serious? Man he's such a conversation slut"
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).