Someone who has multiple conversations flirty in nature with multiple differentpeople. This can be multiple people on One social media platform or multiple social media platforms...
Chick 1:"I just started talking to this guy Jason"
Chick 2: " are you serious? Man he's such a conversation slut"
A hardo is a person who tries extremely hard at everything. Most times a hardo will try very hard at things that do not require excessive effort. For example, sports practices, gym class, etc.
Wow did you see Jack at practice today? What a hardo!